a. HCF of 48 and 72 is 24
He can use 24 plates maximum.
b. 48/24 = 2
72/24 = 3
He can put 2 carrot sticks and 3 cheese puffs on each plate.
Hope this helps
and you know how much that is.
11, because 11 times 1 is 11 and 11 times 4 is 44.
Pie is my answer. Or dose have to be 4 letters