Calculate total sales minus refunds for Sara's Olde Curiosity Shop, which has a 3% fee. Sales: \$70.63, \$108.54, \$186.18, \$131.93, \$92.09, \$180.38, \$165.82, \$187.43; Refunds: \$26.32, \$12.87, \$26.12.
Determine if the following measurements are accurate, precise, both, or neither compared to 68.1mL:
a. 78.1mL,43.9mL,2.0mL
b. 68.1mL,68.2mL,68.0mL
c. 98.0mL,98.2mL,97.9mL
Determine the number of grams found in 3.2 mol of Li2S. Hint: You must first calculate the molar mass of the compound.
45.95 g
3.245.95g45.953.2g3.2⋅45.95g
Find the product and write the answer in 3 decimal places:
(a) 0.235×0.5
(b) 0.7934×0.32
(c) 03.054×3.2 Find the quotient to 4 decimal places and write the answers in 2 and 3 decimal
(a) 32
(b) 65
(c) 61
(d) 722
(e) 1225
You decide to work part-time at a local supermarket. The job pays $14.00 per hour and you work 23 hours per week. Your employer withholds 10% of your gross pay for federal taxes, 7.65% for FICA taxes, and 3% for state taxes. Complete parts (a) through (f) below.
a. What is your weekly gross pay? The weekly gross pay is $□
(Round to the nearest cent as needed.)
4. Juan solves a multiplication problem vy muviry ure decimal point in 0.02 five places to the right. What is the second factor in Juan's multiplication problem? Explain how you know.
□ Fill in the blank to complete the statement. 5. The distance around the earth's equator can be written as 24.9×1,000 miles. To multiply 24.9 by 1,000 , move the decimal point
places to the right. 6. The earth's volume is about 2.6×1011 cubic miles. To multiply 2.6 by 1011, move the decimal point places to the right. 7. Weather satellites are in an orbit about 0.36×100,000 kilometers above the earth's surface. To multiply 0.36 by 100,000 , move the
decimal point places to the right.
3. One gallon is equal to about 3.785 liters. What is this amount rounded to the nearest tenth? to the nearest hundredth? Show your work. Solution
Look at problem 3. What is the greatest number of whole liters of water you coul pour into a one-gallon container without it overflowing? Explain your answer.
Convert these numbers to scientific notation: 0.000000796, 32640000000000000, 8900000000000, 0.000047. Then convert to standard form: 5.9×1010, 8.983×10−7, 7.04×10−11, 6.1378×104.
Patient 3: D Cameron weighs 115 lb and is 58 in tall. a. Convert weight to kg. b. Find the dosage range (15-25 mg/kg) for D Cameron. c. Is 800 mg within the recommended dosage?
Select all equivalent forms for the number: Five thousand twenty-four and ninety-five hundredths.
(A) 5,024.95
(B) 5,240.95
(C) 5,000+20+4+0.9+0.05
(D) (5×1,000)+(2×10)+(4×1)+(9×101)+(5×1001)
(E) (5×1,000)+(2×100)+(4×1)+(95×1,0001)
1) Pablo has \$10. Can he buy 7 packs of gum at \$1.50 each? Explain your reasoning. 2) True or False? Justify your answer: 64×8×100=640×8×10 3) Compare two friends' scores in Powers of 10 Yahtzee. Who has a higher total? Explain your reasoning.
1) Pablo has \$10. Can he buy 7 packs of gum at \$1.50 each? 2) True or False? Prove: 64×8×100=640×8×10 3) Who has the higher total? Explain your reasoning. 4) Find the totals and verify your reasoning.
A chemist dissolves 55. mg of pure potassium hydroxide in enough water to make up 100,mL of solution. Calculate the pH of the solution. (The temperature of the solution is 25∘C.) Round your answer to 2 significant decimal places.
□□×10
(4) AXI
(eant Fractions, Decimals \& Money
1 Fill in the chant. Use any wols to help except a calculator. The first row has been completed as an example. 2 How would you write 0.35 as
a afraction?
b in dollars and cents notation?
3 How would you write $0.60 :
a asa fraction?
b is a decimal?
A chemist dissolves 863.mg of pure sodium hydroxide in enough water to make up 180.mL of solution. Calculate the pH of the solution. (The temperature the solution is 25∘C.) Round your answer to 3 significant decimal places.
□×10
Use the expression 5.2u−(10÷2)+13 to answer 9−10. 9. Which part of the expression represents a quotient? Describe its parts. 10. Which part of the expression represents a product of two factors? Describe its parts.
(Use the operation symbols in the math palette as needed. Do not simplify.)
In this quotient, 10 is the dividend and 2 is the divisor. 10. The part of the expression that represents a product of two factors is □
(Use the operation symbols in the math palette as needed. Do not simplify.)
A chemist dissolves 569.mg of pure barium hydroxide in enough water to make up 120.mL of solution. Calculate the pH of the solution. (The temperature of the solution is 25∘C.) Round your answer to 3 significant decimal places.
□□×10□ ㅁ
□
Start over
The hire-purchase plan requires a deposit of $135 followed by 6 monthly payments of $82.35 each.
(b) Calculate
(i) the total amount of monthly payments, Answer: \\qquad$
[2]
(ii) the total hire-purchase price, Answer: \\qquad$
[2]
(iii) the amount that can be saved by paying cash.
An anchor hits the ocean floor a little more than 26 feet below sea level. Which choice could represent the anchor's altitude?
CleAR
CHECK
26.5 feet
-26.5 feet
25.75 feet
-25.75 feet
The entry costs for a theme park at different times of year are shown below. Sophia and her entire family go to the theme park on Friday 11 August. There are 2 adults and 4 children in total in her family. What is the total cost? Give your answer in pounds (£).
\begin{tabular}{|c|c|c|}
\hline Date & Type & Cost \\
\hline \multirow{2}{*}{ Mon-Fri (Oct-June) } & Adult & £10.59 \\
\cline { 2 - 3 } & Child & £6.19 \\
\hline \multirow{2}{*}{ Mon-Fri (July-Sept) } & Adult & £17.29 \\
\cline { 2 - 3 } & Child & £11.39 \\
\hline \multirow{2}{*}{ Sat-Sun (Nov-Apr) } & Adult & £13.89 \\
\cline { 2 - 3 } & Child & £9.79 \\
\hline \multirow{2}{*}{ Sat-Sun (May-Oct) } & Adult & £19.49 \\
\cline { 2 - 3 } & Child & £12.69 \\
\hline
\end{tabular}
Unit 3 module 2
Session 5
NAME Read, Write \& Compare Decimals page 1 of 2
1 Complete the chart. 2 Complete the chart.
2 Complete the chart.
\begin{tabular}{|c|c|}
\hline Base-Ten Numeral & \\
\hline 1.893 & one and eight hundred ninety-three thousandths \\
\hline 0.600 & \\
\hline 1.503 & \\
\hline 1.013 & two and two thousandths \\
\hline 0.037 & \\
\hline & \\
\hline
\end{tabular} 3 List the decimals from problem 2 in order from least to greatest. Include the example.
<
James works at a local hospital. On Thanksgiving, which is a holiday, he was paid time and a half. This means that he is paid 1.5 times his regular wage, which is $24.80 / hour. If he worked from 8:30 AM to 4:15 PM, how much did he earn that day? Show your steps.