Question

Marnie packed 18 boxes in 3 hours, which was 72% of the total number of boxes she had to pack. How many boxes did Marnie have to pack?

Answer 1

id like to know how to get the answer as well!:)

Answer 2

18 = (0.72) (total)

total = ?

Answer 3

ok one sec

Answer 4

got it! thx. :)

Answer 5

18 boxes is 72%
x boxes is 100%

Now use the "X" way (I don't know how you call it in English we just multiply these like a X)
So 18*100=72*x
1800=72x
1800:72=x
x=25 boxes

Answer 6

thank you! :)

Answer 7

np