Question

Select the number from among the given options that can

11 X 3 33 13 X 3 39 17 X 3 51 19 X 3 57 23 X 3 69 29 X 3 87

replace the question mark (?) in the following series. 33, 39, ?, 57, 69, 87

A 51

B 53

C 55

D 59

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Solution