Kala needs to memorize words on a vocabulary list for German class. She has memorized 15 of the words, which is three-fifths of the list. How many words are on the list?

there is 25 in total

25

Step-by-step explanation:

3/5 of the list is 15

So the whole list, by proportion, is 15 * 5/3

= 5 * 5

= 25.

80%

step-by-step explanation:

it's equivalent, so we can say that its equal.

let's call the denominator x and the numerador is 18 less then denominator, x - 18.

multiply

2.x = 5.(x - 18)

2x = 5x - 90

90 = 5x - 2x

90 = 3x

x = 90/3

x = 30

so: