will rate! i need an explanation as well thank you

Which of the following statements are true? The present value increases as the interest rate decreases, all else equal The future value increases as the interest rate decreases, all else equal The future value remains unchanged as the interest rate decreases, all else equal The present value increases as the interest rate increases, all else equal QUESTION 14 Which of the following statements are true? The present value increases as the number of periods decreases, all else equal The present value increases as the number of periods increases, all else equal The future value increases as the number of periods decreases, all else equal The future value remains unchanged as the number of periods decreases, all else equal