Apply the markup or markdown to each item and then find the retail sale price of the following items. Round to two decimal places. Question: $14.50 sunglasses; 72% markup

Offering 30 if a plus b plus c equals 68 and ab plus bc plus ca equals 1121, where a, b, and c are all prime numbers, find the value of abc. the answer is 1978 but i need an explanation on how to get that.

The sum of these consecutive integers is equal to 9 less than 4 times the least of the integer. find the three integers

As a salesperson you get $50/day and $3.60/each sales you make.if you want to make $60 in one day, how many sales would you need need to make ? a 3b 4c 5d 6 show work.