Answer: 8 where left after the sale
Step-by-step explanation:25% of 64 is 16, 64 plus 16 = 80, 90% of 80 is 72 so 80-72=8cookies were left.
The point (a,b) is (5,7) . Therefore, the equation of the line is y=7
She paid $3.28 per gallon.
24.60 divided by 7.5 equals 3.28.
B={x|x is an even whole no less than 9}
Now
