-4r-24=-63
-4r=-63+24
4r=39
r=9, 75
:)
The answer is 32. You have four trays each have 8 bars so multiply 8 and 4.
8*4=32
Answer:
x=8.6
Step-by-step explanation:
x=8.6
Answer:
of the 4 people that have a sister, 2 of them have a brother
Step-by-step explanation:
probability of B given A
given that the person has a sister, what is the probability they have a brother
P (B/A) = 1/2
with this venn diagram
of the 4 people that have a sister, 2 of them have a brother