Question

Area of a lake is 9/20 a square mile. The width is 1/5 the length. What is the length and the width.

Answer 1

Say, length =x mileWidth =.  x/5 milex*x/5=9/2020x*x=45x*x=45/20      =9/4x=3/2 mileLength =3/2 milesWidth=. 3/10 miles