Brandon wants to retire in 42 years. he makes annual contributions to a traditional ira in the amount of $2,200. he is taxed at 33% today, but anticipates that will change to 15% in his retirement. if the average annual rate of return on the account is 4.9%, what is the effective value of brandon's ira account when he retires?

answer: the answer is (b) amie should have multiplied

step-by-step explanation: given a sphere and a cylinder with same radius and height.

let, 'r' be the radius of the cylinder and sphere and 'h' be the height of the cylinder. according to the question,

r = h.

now, the volume of the sphere will be

and the volume of the cylinder will be

therefore, we have

thus, ammie should have multiplied the volume of the sphere

step-by-step :