Numbers & Operations

Problem 6701

The number of significant figures in 50.000950.0009 is how many?

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Problem 6702

The number of significant figures in 9020.09020.0 is ?

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Problem 6703

Count the significant figures in the number 1,234,4501,234,450.

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Problem 6704

Count the significant figures in the number 0.0002020.000202.

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Problem 6705

Count the significant figures in the number 0.000000000000220.00000000000022.

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Problem 6706

Calculate 9.725×103+3.58×102+6.19.725 \times 10^{3}+3.58 \times 10^{2}+6.1 and round to the correct significant figures.

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Problem 6707

Find the answer to 6.5250.551.876.525 - 0.55 - 1.87 with the correct significant figures.

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Problem 6708

Calculate the sum: 3.25×102+3.572×103+6.125×1013.25 \times 10^{-2} + 3.572 \times 10^{-3} + 6.125 \times 10^{-1} and round to correct significant figures.

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Problem 6709

Calculate the sum: 0.5+3.25+2.80.5 + 3.25 + 2.8 and report it with the correct significant figures.

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Problem 6710

Calculate 95.32543.3516.1295.325 - 43.35 - 16.12 and round to the correct significant figures.

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Problem 6711

Find the sum of 19.2519.25, 31.53531.535, and 16.712516.7125 with the correct significant figures.

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Problem 6712

Write the repeating decimal 3.013.0 \overline{1} as a mixed number.

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Problem 6713

Amy earned \$25 for 3 hours of babysitting. How much will she earn for 7 hours at the same rate?

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Problem 6714

Calculate 275.75113.5+36.125275.75 - 113.5 + 36.125 and round to the correct significant figures based on the + or - rule.

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Problem 6715

Sam raked 3 bags in 16 minutes. How long for 5 bags at the same rate? Calculate: 163×5 \frac{16}{3} \times 5 .

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Problem 6716

Calculate 9.2875+23.6514.3579.2875 + 23.65 - 14.357 and round to the correct significant figures based on addition and subtraction rules.

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Problem 6717

Calculate the sum: 39.25+13.5+66.1250.339.25 + 13.5 + 66.125 - 0.3 and round to the correct significant figures.

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Problem 6718

How many pounds of peanuts are needed for 24 jars of peanut butter if 5 pounds make 9 jars?

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Problem 6719

Jim wants an 8-month gym membership. If 2 months costs \$125, how much will he pay for 8 months?

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Problem 6720

Bobby drove 110 miles using 5 gallons. How far can he go with 16 gallons? Find the distance dd using d=1105×16d = \frac{110}{5} \times 16.

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Problem 6721

Calculate the expression: 3164363 \sqrt{16}-4 \sqrt{36}.

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Problem 6722

Calculate the following:
1. \$ 620 divided by 40
2. 12 times \$ 1,578
3. 4 at \$12.75

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Problem 6723

Simplify 18-18.

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Problem 6724

Joy makes 9 sandwiches in 15 minutes. How long to make 30 sandwiches? Calculate time in minutes.

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Problem 6725

If 7 gallons paints 3 rooms, how many gallons are needed for 5 rooms? Use the formula: x=73×5x = \frac{7}{3} \times 5.

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Problem 6726

Calculate 336+5493 \sqrt{36} + 5 \sqrt{49}.

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Problem 6727

Emma's job pays \$38,950 for 52 weeks. What is the average pay per month and per week?

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Problem 6728

What is the new molarity of a 0.455M0.455 \mathrm{M} sodium chloride solution after adding 1.88L1.88 \mathrm{L} of water to 375 mL375 \mathrm{~mL}?

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Problem 6729

Calculate the value of 393\frac{-39}{3}.

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Problem 6730

Calculate the expression: (8×1)+(5×1100)+(9×11,000)(8 \times 1) + (5 \times \frac{1}{100}) + (9 \times \frac{1}{1,000}).

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Problem 6731

Find the difference between the record high (109°F) and low (-370°F) temperatures in Fargo, ND.

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Problem 6732

Find the total length of two pipes: 41/44-1/4' and 31/23-1/2'. Give the total in fractions of a foot, feet & inches, and inches.

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Problem 6733

True or false: Is 7 a natural number? Choose True or False.

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Problem 6734

Find the difference between the record high (109F109^{\circ} \mathrm{F}) and low (37F-37^{\circ} \mathrm{F}) temperatures in Fargo, ND.

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Problem 6735

Calculate the total weight of 3 orders weighing 5212lbs,12338lbs52 \frac{1}{2} \mathrm{lbs}, 123 \frac{3}{8} \mathrm{lbs}, and 9678lbs\frac{967}{8} \mathrm{lbs} in lbs and oz.

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Problem 6736

Identify the set of whole numbers from the options: {,3,2,1,0,1,2,3,}\{\ldots,-3,-2,-1,0,1,2,3, \ldots\}, {1,2,3,4,}\{1,2,3,4, \ldots\}, {0,1,2,3,}\{0,1,2,3, \ldots\}, {,3,2,1}\{\ldots,-3,-2,-1\}.

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Problem 6737

Mrs. Sloan buys 3.4 lbs of trail mix at \$4.25/lb. How much change from \$20.00? Options: \$14.45, \$5.55, \$12.55, \$7.45.

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Problem 6738

You have 183/818 - 3 / 8^{\prime \prime} of 1/4n1 / 4^{n} bar stock. After cutting a 6-1/4" piece, how much is left with and without 1/81 / 8^{\prime \prime} kerf?

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Problem 6739

Find the remaining width of material after cutting a total width of 6146\frac{1}{4} inches with a saw blade kerf of 18\frac{1}{8} inch.

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Problem 6740

Is it true or false that every positive number is a positive irrational number? Choose A, B, C, or D.

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Problem 6741

A volleyball team spends \$120 on snacks. They buy 95 popcorn bags at \$0.75 and 35 candy bags at \$1.20. What's left for drinks?

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Problem 6742

Calculate: 3110+(1.3)3 \frac{1}{10} + (-1.3)

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Problem 6743

Is the statement true or false? 16\sqrt{16} is an irrational number. Choose: True or False.

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Problem 6744

Is it true or false that every real number is an integer? Choose: True or False.

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Problem 6745

In a fitness studio of 36 people, if 38\frac{3}{8} lifted weights and 13\frac{1}{3} did cross training, what fraction ran? A. 724\frac{7}{24} B. 1724\frac{17}{24} C. 512\frac{5}{12} D. 78\frac{7}{8}

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Problem 6746

Is the statement "6 is an integer" true or false? Choose: True or False.

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Problem 6747

Is 12\sqrt{12} a rational number? Choose true or false and explain your choice. A. True, it's an integer. B. True, it has repeating digits. C. False, it never ends or repeats. D. True, it's a terminating decimal.

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Problem 6748

What is the sum of the temperatures for the 5-day forecast in St. Paul: -6, 3, 4, -2, -1?

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Problem 6749

Insert << or >> in the shaded areas: a) 9 ___ 14, b) -9 ___ -14.

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Problem 6750

Insert << or >> between 27\frac{2}{7} and 78\frac{7}{8} to make the statement true.

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Problem 6751

How many 23\frac{2}{3} pound containers can be filled with a 9 pound bag of sugar? A. 131213 \frac{1}{2} B. 151315 \frac{1}{3} C. 131313 \frac{1}{3} D. 27

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Problem 6752

Calculate the expression: [2×(3+5)+6]×4[2 \times(3+5)+6] \times 4.

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Problem 6753

Insert << or >> between the numbers to make this true: 5837\frac{5}{8} \square \frac{3}{7}.

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Problem 6754

Insert << or >> in the blank to make the statement true: -0.031 \_ -0.046.

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Problem 6755

Insert << or >> between the numbers to make the statement true: 81137\frac{8}{11} \square \frac{3}{7}.

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Problem 6756

Insert << or >> in the blank: 0.0070.070.007 \square 0.07.

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Problem 6757

Insert either << or >> to make the statement true: 0.020.0020.0020.02 - 0.002 \, \nabla \, 0.002.

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Problem 6758

A spool has 18 feet of ribbon. How many 8-inch pieces can be cut from it? A. 10 B. 27 C. 2.25 D. 14.8

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Problem 6759

Is 413\frac{4}{13} greater than, less than, or equal to 0.31? Replace ? with the correct symbol: >,<,=>,<,=.

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Problem 6760

Insert <,><, >, or == in the blank:
2552 \left|-\frac{2}{5}\right| \square \left|-\frac{5}{2}\right|

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Problem 6761

Insert << or >> to make the statement true: -(-5) \square -(-7)

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Problem 6762

Find the absolute value of 2122 \frac{1}{2} and express it as a mixed number in simplest form.

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Problem 6763

Find the absolute value of 6. What is 6|6|?

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Problem 6764

Insert <,><,>, or == to complete: 4_54 \_\|-5\| and 454 \square \|-5\|.

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Problem 6765

The PTA needs \$682.56 for a swing set, received a \$200.00 donation. How much must each of 8 groups raise?

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Problem 6766

Insert <,><,>, or == in the blank to make it true:
110110110÷110 \frac{1}{10} \cdot \frac{1}{10} \square \frac{1}{10} \div \frac{1}{10}

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Problem 6767

Simplify -|48|. What is -|48| equal to?

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Problem 6768

Find the value of the expression 8-|-8|.

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Problem 6769

Find the two numbers with an absolute value of 1.751.75 on the number line. Identify their positions.

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Problem 6770

Find the absolute value of 10. What is 10=|10| =?

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Problem 6771

Santiago bakes 12 dozen cookies needing 34\frac{3}{4} tsp per dozen. How many total tsp of baking soda is required?

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Problem 6772

Calculate the sum: 78+49=\frac{7}{8}+\frac{4}{9}=

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Problem 6773

Calculate 78+49\frac{7}{8}+\frac{4}{9}.

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Problem 6774

Determine if 0.07 is less than or greater than 0.7: use << or >>.

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Problem 6775

Determine the correct symbol (>,<,=>,<,=) for the inequality: 713?0.54\frac{7}{13} ? 0.54.

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Problem 6776

Insert <,><,>, or == to make the statement true: 9559 - |-5| \square |-5|

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Problem 6777

Calculate 1517\frac{1}{5}-\frac{1}{7}.

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Problem 6778

Insert <,z,<_{,} z_{,} or == in the blank to make a true statement: 343\frac{3}{4} \square|-3|

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Problem 6779

Calculate: 35110=\frac{3}{5}-\frac{1}{10}=

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Problem 6780

Insert << or >> between the numbers to make the statement true: 71178\frac{7}{11} \square \frac{7}{8}.

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Problem 6781

Insert <,><,>, or == to make the statement true: 111111111÷111 \frac{1}{11} \cdot \frac{1}{11} \square \frac{1}{11} \div \frac{1}{11}

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Problem 6782

Insert << or >> between 78\frac{7}{8} and 79\frac{7}{9} to make the statement true: 7879\frac{7}{8} \square \frac{7}{9}.

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Problem 6783

Calculate 910+29\frac{9}{10}+\frac{2}{9}.

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Problem 6784

Find the absolute value of -3: 3=|-3| =

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Problem 6785

Calculate 47+16\frac{4}{7}+\frac{1}{6}.

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Problem 6786

Insert << or >> in the blank to make a true statement: 0.40.60.4 \square 0.6.

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Problem 6787

Simplify -|92|. What is -|92| equal to?

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Problem 6788

Amelia has 6 feet of wire. How many necklaces can she make if each requires 13\frac{1}{3} foot? (A) 18 (B) 16 (C) 36 (D) 42

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Problem 6789

Insert << or >> in the shaded areas: a) 6 ___ 15, b) -6 ___ -15.

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Problem 6790

Insert << or >> to make this true: -0.023 ___ -0.008.

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Problem 6791

What is the cutting speed of 80 feet per minute in cm per minute? Choose from: 800, 38, 960, 2438.4.

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Problem 6792

Convert the length of a part from 1257 mm1257 \mathrm{~mm} to meters. What is the length in meters?

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Problem 6793

What is the quotient of 5÷145 \div \frac{1}{4}? (A) 54\frac{5}{4} (B) 64\frac{6}{4} (C) 20 (D) 21

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Problem 6794

Find the multiplier to convert inches to centimeters using 25.4, 0.03937, 2.54, and 10. Explain their relevance.

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Problem 6795

Convert the tolerance range of ±0.05\pm0.05 mm to the nearest 0.001 inch.

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Problem 6796

Convert 12 cubic inches of material removed to cubic centimeters. Options: 196.38, 1966, 16.38, 163.8.

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Problem 6797

Convert the tolerance +/.125+/-.125 inch to mm, rounded to the nearest 1/1001/100 mm: 33 mm, 1.251.25 mm, 3.173.17 mm, or 0.050.05 mm?

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Problem 6798

Calculate 612×3346 \frac{1}{2} \times 3 \frac{3}{4}. Choose the correct answer from the options: (A) 165816 \frac{5}{8}, (B) 183818 \frac{3}{8}, (C) 221222 \frac{1}{2}, (D) 243824 \frac{3}{8}.

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Problem 6799

Find the least common denominator (LCD) of 13\frac{1}{3} and 14\frac{1}{4}.

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Problem 6800

Convert 0.0625 inch to mm. Options: 1.58, 0.002, 6.25, 0.625.

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