Answer:
34
Step-by-step explanation:
Marcy got 15% of the 40 wrong
.15 *40
6
If she got 6 wrong, then she got the rest right
40-6 = 34
She got 34 right
1
2^−1 + 2^−1
2x2^-1
Answer: X = 11
100
There are 100 cents in one dollar