In a race the mean time for three runners is 12.4 seconds and the mean time for another six runners was 11.5 seconds. Calculate the mean time for all nine runners.

Kayla earns a weekly salery of $290 plus a 5.5% comessin on sales at a gift shop how much would she make in a week if she sold %5700

Mrs handson has 2 pies for a party she Calculates that if she cut it evenly they will have 1/8 of a pie how many people at the party

An airliner carries 100 passengers and has doors with a height of 76 in. Heights of men are normally distributed with a mean of 69.0 in and a standard deviation of 2.8in. a.

Robert climbed steps on 12 1/2 minutes

A juice company produced 8064 cartons of juice 21 days. Each day they produced the same number of cartons and delivered those cartons to 16 area coffee shops the cartons were delivered in cases of 6 cartons per case and each coffee shop received an

If the length of side a is 16 centimeters, the length of side b is 10 centimeters, and m = 42°, what is the measure of? Round your answer to two decimal places.

Solve for y. 18y - 6 = - 30

Multiply. (3x + 2) (3x - 2) A. x² + 12x - 4 B. 9x² - 12x - 4 c. 9x - 4 D. 9x² + 4

Mr and mrs turner ate 3/4 of a pizza. They want to split the remaining part equally between their two sons how much of the pizza will each son recive

A 16-mb flash drive was sold on sale for $18.50. If this sales price was 81% of the original price, what was the original price?