7. Which pair of ratios forms a proportion?

A. 6:16 and 9:25

B. 8:18 and 22:50

C. 9:21 and 15:36

D. 12:27 and 20:45

A grocery store bought milk for $2.20 per half gallon and stored it in two refrigerators. During the night, one refrigerator malfunctioned and ruined 13half gallons. If the remaining milk is sold for $4.

A train ticket has a perimeter of 36 centimeters and an area of 80 square centimeters. What are the dimensions of the ticket? centimeters by centimeters

Enrique is a library volunteer. On Saturday he shelved 240 books in one hour. At this rate how many books did he shelve in one minute?

A Class hás 5 bits and 15 girls. What is The ratio Of boys to girls

How to simply 5/3+i

The peak of mount Everest is at 8,848 meters above sea level.

let f=cos^2x and g=sin^2x which of the following lie in the space spanned by f and g a) cos2x b) 3+x^2 c) 1 d) sinx e) 0 ... ?

Write an Inequality for the following situation No more than 8 books are in your bag

Samantha's parents give her $10 per week. For each chore that she does not complete, she must repay her parents $1. Which graph models Samantha's allowance?

Approximately 18% of the calls to an airline reservation phone line result in a reservation being made. (a) suppose that an operator handles 15 calls. what is the probability that none of the 15 calls result in a reservation?