I think it can be C. but then again who am i
There are 85 candy bars in each box, and he will have 340 candy bars left after he gives three boxes to a friend.
There are two coefficients, 11 for r and 7 for s
Answer:
D.
Step-by-step explanation:
Two events A and B are independent when

where
is the probability that event A occurs given that event B has occured.
A = randomly selected person is from California
B = randomly selected person preferred brand A
A|B = being a person from California and preferring brand A.
Hence,

Since
events are independent.