Question

How do you solve `\frac{3}{5} = \frac{2}{b}`?

Answer 1

`b = (10) / (3)`

Explanation:

We have: `(3) / (5) = (2) / (b)`

Let's cross-multiply:

`=> (3) (b) = (2) (5)`

`=> 3 b = 10`

Let's divide both sides of the equation by `3`:

`=> b = (10) / (3)`