Gravity' is related to 'Pull' in the same way as 'Magnetism' is related to

64) Choose the correct alternative that will continue the same pattern and replace the question mark (?) in the given series. 120, 99, 80, 63, 48, ?

65) Choose the correct alternative that will continue the same pattern and replace the question mark (?) in the given series. 1, 5, 14, 30, 55, 91, ?

66) Choose the correct alternative that will continue the same pattern and replace the question mark (?) in the given series. 2, 12, 36, 80, 150, ?

67) Choose the correct alternative that will continue the same pattern and replace the question mark (?) in the given series. M, N, O, L, R, I, V, ?