Let's call three prime numbers "cool" if their product is five times greater than their sum. How many "cool" triples are there?

Sum is 17 and their difference is 3

Alicia puts $400 in a bank account. each year the account earns 5% simple interest. how much money will be in her bank account in six months?

Acomputer store buys a computer system at a cost of $370.80. the selling price was first at $ 618, but then the store advertised a 20 % markdown on the system. answer parts a and b. a. find the current sale price.