Answer:
C
Step-by-step explanation:
It is the only answer where the negative signs do not even out on both sides of the equation.
n(A)+n(B)-49/400=n(AUB)
n(B)=1-7/20+49/400
n(B)=(400+49-140)/400
n(B)=309/400
E
Answer:50$ and 2
Answer: I believe it's 5 I am not sure
3
Integers: 0, 1, 2, 3, 4
0 + 1 + 2 + 3 + 4 = 10
