Answer:
step 1. if the prize were chosen first the probability would be (1/2)(1/4) = 1/8.
step 2. the probability would be the same as part A.
Answer:
12 minutes
Step-by-step explanation:



So, he spent 12 minutes jogging.
The previous question I answered was exactly like this.
6(4) - 2(6) = 12.
K = 4.
Answer A
Step-by-step explanation:
Because there is a zero at the begining.
The new mean age will be greater than 14.2 years because the teacher is older than the previous mean.