Find the total number of paper sheets needed for an art project with 24 students, where each student requires 3 red, 2 green, 2 blue, and 1 yellow sheet.
A. 3×24+2×24+2×24+1×24=192 sheets of paper.
Determine if the given sequences are arithmetic or geometric, and explain how you know. 1,3,9,27,81,… is a geometric sequence with a common ratio of 3.
5,3,1,−1,… is an arithmetic sequence with a common difference of -2.
256,64,16,4,1,0.25,… is a geometric sequence with a common ratio of 0.25.
Find the remainder of 732 divided by 3.2, then find the average of 9, 15, 12, and 11, and write the remainder as a fraction. 732÷3.2, find average of 9,15,12,11, write remainder as fraction.
There are 300 patients in the emergency room each day. 20 nurses share the patient load equally. Find the probability that a randomly chosen patient will be assigned to a specific nurse. P(N)=201
A candle maker needs wax for 42 small candles (12 oz each) and 38 large candles (18 oz each). What is the most reasonable estimate of total wax needed?
12×42+18×38=1,200 ounces
How many people are born per hour, day, and year if 150 people are born per minute? 150 people born per minute, 60 minutes per hour, 24 hours per day, 365 days per year.
A popular author brings 8,428 copies of her new book on her book tour. She sells 85 books at each signing. Using estimates 8,400÷70=120 and 8,100÷90=90, how many signings are needed to sell all books?