Answer:
P(A)=P(all boys)
≈
1
8
P(B)=P(all boys or all girls)
≈
1
4
P(C)=P(2 boys or 2 girls)
≈
3
4
P(D)=P(at least 1 of each gender)
≈
3
4
Answer:
-1
Step-by-step explanation:
-3(2) = -6 + 5 = -1
Estimation is never an effective way to get the answer. But it's always an effective way to determine whether the answer you calculated is reasonable, or from orbit by way of left field.
To graph it is (3,1) , = y
The answer to this problem is 9