I will give branliest if you answer all four questions!

3- 0

there's 8 rows, and 48 tiles, 48/8=6, so there's no purple tiles needed

4- 240

36 students + 4 adults = 40, 40 people times 6 full buses = 240 people in total

5- 12

72 flags divided by 6 flags in each row = 12 rows

6- 10, 24, 38

composite numbers are like the opposite of prime numbers, you can divide them by more than just themselves and 1

hope this helps :)

11 feet 6 inches and 8 feet 6 inches

a

step-by-step explanation:

the answer is a