Answer:
24/40 = 4/5
18/42 = 3/7
Step-by-step explanation:
Sana makatulong
Answer:
P(X = 12) = 0.0064.
Step-by-step explanation:
Binomial probability distribution
The binomial probability is the probability of exactly x successes on n repeated trials, and X can only have two outcomes.

In which
is the number of different combinations of x objects from a set of n elements, given by the following formula.

And p is the probability of X happening.
In this problem we have that:

We want P(X = 12). So


P(X = 12) = 0.0064.
Can you give me an idea of what you want
Answer:
D. A over 4
Step-by-step explanation:
One quarter is equal to
. If her aunt is age 'a', than Salina's age is a/4
Hope this helps.