Question

What is b?
6/8 = 21/b

Answer 1

b = 28

Explanation:

8*21 then 168/6 = 28

Answer 2

b = 28

Explanation:

`(6)/(8) = (21)/(b) \\ \\ b = (21 * 8)/(6) \\ \\ b = (7* 8)/(2) \\ \\ b = 7 * 4 \\ \\ \huge \red{ \boxed{ b = 28}}`