Ajewelry store is having a
20% off regular price sale. find the discount and the sale price of a ring normally priced at
$1350.

How do i multiply two digit numbers

According to a study done by de anza students, the height for asian adult males is normally distributed with an average of 66 inches and a standard deviation of 2.5 inches. suppose one asian adult male is randomly chosen. let x = height of the individual. a) give the distribution of x. x ~ b) find the probability that the person is between 64 and 69 inches. write the probability statement. what is the probability?

Iknow the answer but the calculator doesn't seem to give the right one