The good seed flower shop sells its own brand of fertilizer. it mixes one brand of fertilizer that contains 7% nitrogen with another than contains 8% nitrogen. the resulting mixture contains 7.7% nitrogen. how many pounds of the 8% fertilizer must be used to make 200 pounds of the 7.7% mixture?

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.

step-by-step explanation:

45

step-by-step explanation:

c

step-by-step explanation:

i think because what else can be a sample of every member