Question

If 21 cans of paint are needed to paint 84 fence posts, then how many fence posts can be painted using 9 cans

Answer 1

Answer:

36

Step-by-step explanation:

21:84 = 9:n

(84x9) / 21

n=36

Answer 2

Answer:

ans :36

Step-by-step explanation:

first we have to write a statement

next do cross multiplication

21 into X = 84 into 9

ans is 36