A fraction in simplest form is a/b. When both a and b are multiplied by 4, the result is 28/36. Find the simplest form a/b (give a + b).

Question

Accepted Answer

16. 28/36 divided by 4 gives 7/9, which is already simplest. So a = 7, b = 9 and a + b = 16.

A fraction in simplest form is $\frac{a}{b}$ .
When both a and $b$ are multiplied by 4, the result is $\frac{28}{36}$ .
Find the simplest form $\frac{a}{b}$ (give $a + b$ ).