30 )Calculate the balance under the given assumptions.

Find the savings plan balance after 9 months with an APR of 4% and monthly payments of $255.

a) $1976.96

b) $2325.84

c) $3135.92

d) $2665.53

31) Suppose that the mean salary in a particular profession is $45,000 with a standard deviation of $2,000. To what percentile does a salary of $48,000 correspond?

a) 91st

b) 43rd

c) 41st

d) 93rd

33) Use the 68-95-99.7 rule to solve the problem.

Assume that a distribution has a mean of 28 and a standard deviation of 4. What percentage of the values in the distribution do we expect to fall between 24 and 28?

Group of answer choices

a) 17%

b) 25%

c) 68%

d) 34%