Suppose the price per unit is p=200−5x

and the cost of producing x units is

C(x)=1000+25x

If the revenue R = px = a x2 + bx

the the number a is

Olivia is using 160 quilt squares to make a red, yellow, and blue quilt if 25% of the quilt are red and 30% are yellow how many quilt squares are blue