The ratio of the volumes of two spheres is 1:64. What would be the ratio of the surface areas of these spheres if the radius of the larger sphere is multiplied by 2?

If anyone has done the algebra 2 chaos theory portfolio would you be wiling to me? i kind of know what i'm doing i just don't know if i'm doing it right.

Taber invested money in an account where interest is compounded every year. he made no withdrawals or deposits. the function a(t)=525(1+0.05)^t represent the amount of money in the account after t years. how much money did taber origanally invested?

Grant simplified the expression 1.5(-3.2 + 2.5) his work is shown below explain the error in grants work