Which pair of ratios is proportional?

A. 6/21 and 2/42

B. 25/100 and 50/150

C. 16/24 and 6/12

D. 7/14 and 20/40

Compare the ratio of the longest side being 14 1/2 to shortest side 1 1/4 and turn it into a simplified fraction

18x^=12+15x How to solve

Given the function f (x) = - 5x2 - x + 20, find f (3). - 28 - 13 62 64

The width of a rectangle is 6 in. less than its length. The perimeter is 68 in. What is the width of the rectangle?

The legs of a right triangle measure 5√2 cm and 4√2 cm. Find the area. 10√2 sq. cm 20 sq. cm 20√2 sq. cm

Is 0.090090009 rational Or irrational?

A college student earned $5400 during summer vacation working as a waiter in a restaurant on the boardwalk at the beach. The student invested part of the money at 8% and the rest at 6%.

Flip a fair coin 200 times. what is the probability that the number of heads > = 110? answer to four digits of precision.

One number is 1/2 of another the sum of the number is 72 find the numbers

How to solve the problem - 3 (4x+3) + 4 (6x+1) = 43