Nicholas bought three business related books. his total bill was $150. if one book cost him 50% more than the other two books combined what was the price of this more expensive book?

Adaycare center charges a $75 enrollment fee plus $100 per week. which of the following represents the cost of sending a child to daycare for 14 weeks?

Cody was 165cm tall on the first day of school this year, which was 10% taller than he was on the first day of school last year.

Carl's candies has determined that a candy bar measuring 3 inches long has a z-score of +1 and a candy bar measuring 3.75 inches long has a z-score of +2. what is the standard deviation of the length of candy bars produced at carl's candies?