Answer:
A) 25
Step-by-step explanation:
You use x= -b/2a in order to get your maximum so x= -10/ 2(-5) and you get x=1. You plug 1 into the function as h(1)=-5(1)^2 + 10(1)+ 20 which gets you 25
<span>(1/3) * 4 = 4/3 = 1 and 1/3 miles</span>
He can make 12 or 9 because 9x4=36 and 12x3=36
A is the answer because the number 8 is a constant. and the multiplication sign is the operator.