Answer:
is the probability that none of the graduates have a summer job
Step-by-step explanation:
Here
P
and n 
Probability that none of the graduate gets job
this means that x = 0
P (x = 0) 
P (x = 0) 
Answer:
1. yes
2.yes
3.yes
4.yes
Step-by-step explanation:
34 x 17 (round the 2 numbers)
30 x 20
600
Also, 34 x 17 = 578, which rounds to 600
The answer is 34 and 17
Answer:
k=39
Step-by-step explanation:
-30 + k = 9
k=9+30
k=39
Answer:
The interest rate was of 0.1173 = 11.73%.
Step-by-step explanation:
This is a simple interest problem.
The simple interest formula is given by:

In which E is the amount of interest earned, P is the principal(the initial amount of money), I is the interest rate(yearly, as a decimal) and t is the time.
After t years, the total amount of money is:

In this problem, we have that:

So



So



The interest rate was of 0.1173 = 11.73%.