Question

Ally sold 18 boxes of girl.scout cookies. This was 20 percent the number of boxes that Kayla sold. How many boxes did kayla sell?

Answer 1

Kayla sold `90` boxes of girl scout cookies.

Explanation:

Let `x` be the number of boxes Kayla sold.

`xrArr100%`

`18rArr20%`

Find `x`,

`x=(100%)/(20%)xx18`
`color(white)(x)=90`