An ice cream shop sale 75% less ice cream in December than June. 20% more ice cream is sold in July then in June. But what percent did the ice cream sales increase from December to July?

Lorenzo ate 2/5 of his bag of almonds. his 4 friends ate equal shares of the remaining bag of almonds?

The number of nails of a given length is normally distributed with a mean length of 5.00 in, and a standard deviation of 0.03 in. find the number of nails in a bag of 120 that are less than 4.94 in. long.

Use sigma notation to represent the following series for 9 terms.