Answer:
18.75%
Step-by-step explanation:
720 - (209+376) =
720 - 585 = 135
135/720 = 0.1875 --> 18.75%
#1 is y=1 ill give you the others in a min.
The image is answer.................
2 * 2 * 2 * 2 * 2 * 2 = 64
5 * 5 * 5 * 5 * 5 * 5 = 15625
64 * 15625 = 1,000,000
