In a circle, a 270 sector has area 675pie in^2. what is the radius of the circle ?

Elena and her husband marc both drive to work. elena's car has a current mileage (total distance driven) of 15,000 and she drives 23,000 miles more each year. marc's car has a current mileage of 46,000 and he drives 9,000 miles more each year. will the mileages for the two cars ever be equal? explain.

Find the maximum value of p= 4x + 5y subject to the following constraints :

Rewrite so the subject can be y in the formula d=m-y/y+n