Answer:
The probability of success is .12
The probability of failure is .88
According to the binomial theorem the probability of 3 success is
10! / (3! * 7!) * .12^3 * .88^7 = .085
Answer:
57
Step-by-step explanation:
because all the angle of a triangle add up to 180
180-63-60=57
Answer:
25
Step-by-step explanation:
Ratios:

Double check:
25(0.36) = 9
Multiply 2/5 by 2 to get 4/10
4/10 + 3/10 = 7/10