Aisha would like to stack 3 shoe boxes on top of each other at the bottom of the closet. the height of each shoe box is 4 1/2 inches. what is the total hieght of the 3 boxes?

d (5 x (-20)) * (100 x (0.7))

step-by-step explanation:

5÷1/100 * -.7 *-20

copy dot flip

5*100 * -.7 *-20

rearrange

5*-20   * 100 *-.7

-100   *-70

7000

94

step-by-step explanation:

average the numbers and use a variable to figure out the minimum to get a 90.

(79+94+91+92+x)/5=90

x = 94