Question

can I get help with this math problem please #15

Answer 1

To solve this, we need to find the least common multiple of both numbers.

18 = 18,36,54,72,90,108...

30 = 30,60,90...

18 x 5 = 90

30 x 3 = 90

That means five 18inch boxes would be the same height as three 30inch boxes.