Choose the correct proportions.

15, 2, 10, 3

a) 3:2 = 10:15

b) 2:3 = 10:15

c) 2:3 = 15:10

d) 3:10 = 2:15

if the. área of a triangle. is 75 square. feet and its height is 10 feet what. is base

What does upper quartile or Q2 mean?

5 pencils are in a bag. There are 3 times as many pens than pencils in the same bag. How many pens are in the bag

A manufacturer produces a large number of microwaves. From past experience, the manufacturer knows that approximately 1.5% of all their microwaves are defective. Consumer Reports randomly selects 20 of these microwaves for testing.

If a student has perfect attendence (attends all 180 days) how much air pollution is produced?

3. Which of the following is equivalent to 3 (y - 1 + 2y) ? A. 3y - 9 B. 6y - 3 C. 9y - 3 D. 3y - 3

If y various directly with x, write an equation for the direct variations. The find each value. 1.) If y = - 4 when x = 10, find y when x = 5 2.) If y = 12 When x = - 15, find y when x = 2 3.

89 (54x - 36) + 2 = - 3/4 (-40 + 16x) + 90xsolve for x

The ratio of cars to vans in a parking lot is 1 to 4. If there are 40 cars and vans in the parking lot altogether then how many vans are there?

Geoffrey's babysitter stayed from 6:25 P. M. until 10:40 P. M. For how much time does the babysitter need to be paid?