Answer:
D 30 but im not sure i would go with D tho
Step-by-step explanation:
it might also be a but im not sure sorry
Answer:

Step-by-step explanation:
we have

we know that

In this problem

substitute in the formula


Its not irrational............
Answer:
14d + 12c -4
Step-by-step explanation:
Step-by-step explanation:
P(black or yellow) = P(black) + P(yellow) − P(black and yellow)
P(black or yellow) = 1/25 + 1/5 − 0
P(black or yellow) = 6/25