Question

Noah was assigned to make 64 cookies or the bake sale. He made 125% of that number. 90% of the cookies he made were sold. How many of Noah's cookies were left after the bake sale?

Answer 1

Explanation:

125 % is 1.25 in decimal

64 * 1.25 = 80 cookies made

selling 90 % means 10% are left 10% is .10 in decimal

.10 * 80 = 8 cookies left