Answer:
Step-by-step explanation:
B = {p , q , r}
Number of subsets = 
Her, n is the number of elements in the set.
Number of subsets = 2³ = 8
12/x = 15/8
96 = 15x
x= 6.4 or 32/5
Answer:
3/12 = 1/4
Step-by-step explanation:
There are 12 marbles in the bag. If the marble drawn at random is red, it is one of the 3 red marbles.
The probability is "3 out of 12" = 3/12 which simplifies to 1/4.
Answer: I believe it is $20.62
Step-by-step explanation: the student passes+ the food was $845.42 divede that by the 41 students.