Idont know how to solve this and i need

12 * 6 = 72

You bought 72 fireworks at $0.50 a piece

72 * 0.50 = 36

The fireworks cost a total of $36

part 1 answer = 8

part 2 answer = 72

step-by-step explanation:

part 1 explanation = add all of the numbers, then divide by how many numbers you have. so, 200/25 = 8.

part 2 explanation = not gonna lie, this is hard to explain, so just google how to do it.

just sum

10 + 10 = 20