Answer:
Volume =
cubic centimeter
Step-by-step explanation:
Let the length of each side of the base of the box be A and the height of the box be H.
Area of material required to make the box is equal to is 
Rearranging the above equation, we get -

Volume of box is equal to product of base area of box and the height of the box -

Substituting the given area we get -

For maximum volume



Volume of the box
= 
=
cubic centimeter
Answer: 40
Step-by-step explanation:
Given
Jar contains 200 old dimes
Chances to pick the 1960s is 20% i.e. 1960s is 20% of 200 old dimes
So, we can write

Answer:
D
Step-by-step explanation:
did it on edge