Which ratios form a proportion? a. 4/5, 20/25 b. 8/12, 18/24 c. 1/3, 7/24 d. 2/5, 6/16

If there are 192 kids in 4 buses how many kids is that in each bus?

Coline rode her bicycle 9.5 miles in 0.8 hour. What was her average speed in miles per hour

one number is 4 more than another number. if 4 times the smaller number is decreased by twice the larger number. the result is 12

Which expression must be added to 3x-7 to equal 0

An 85-foot rope from the top of a tree house to the ground forms a 45∘ angle of elevation from the ground. How high is the top of the tree house? Round your answer to the nearest tenth of a foot.

What does 620000 round to the nearest ten thousand

Elena has 32 hair ties. Melanie has 8 hair ties. The ratio of Elena's hair ties to Melanie's hair ties is : 1. If, Melanie gets 4 more hair ties, the new ratio of Elena's hair ties to Melanie's hair ties is 8 :

What is 5/6 * 3/7 : 2/3

Renae Walters is paid a salary of $9,000 per month. a. How much is deducted in January for Social Security? For Medicare? b. How much is deducted in November for Social Security? For Medicare? c.

A volleyball of radius 13 inches fits exactly in a cylinder with the same radius. inside the container there is empty space not taken up by the volleyball. what is the volume of that empty space? use 3.