. The formula C = 2πr relates the radius r of a circle to its circumference C. Solve
the formula for r.

And employees salary increase by $4500 which represents a 15% raise what is the employees new salary

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

Campus rentals rents 2 and 3 bedrooms apartments for $700 ans $900 a month respectively. last month they had six vacant apartments and reported $4600 in lost rent. how many of each type of apartment were vacant?