Math Word Problems Demystified - A Self Teaching Guide

9. I¼

E

R

¼

18

6

¼3 amperes

10. F¼

9

5

Cþ 32 

¼

9

5

 50 þ 32

¼ 90 þ 32

¼ 1228

LESSON 7 Using Formulas 65