A pizza place offers 3 different cheeses and 12 different toppings. In how many ways can a pizza be made with 1 cheese and 3 toppings?

A.198

B.660

C.1485

D.2376

The time required to finish a test in normally distributed with a mean of 40 minutes and a standard deviation of 8 minutes. What is the probability that a student chosen at random will finish the test in more than 56 minutes?

A.84%

B.2%

C.34%

D.16%

What percentage of the data falls within 1 standard deviation of the mean?

A.68%

B.95%

C.99%

D.100%