<span>Fractions which have the same denominator are called like fractions.
</span>The answer is B. 1⁄2 and 3⁄2
Answer:
Step-by-step explanation:
Given that X is the number of months between successive payments
Cumulative distribution function of X is

a) PMF of x would be

b) 
Answer:
X=12
Step-by-step explanation:
I did this in my head but if you need the explaination tell me in the comments.
Answer:
a=-4
b=2
c=7
so therefore a*b*c=-4*2*7