Each side of a rectangle is increased in length by 20%. what is the percentage increase in the area?

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

Linda loans her friend $250 with a 5% monthly intrest rate. how much was the whole loan?

Solve each quadratic equation by factoring and using the zero product property. 14x - 49 = x^2