Question

Find the missing number in the following number series:

72, 97, 147, ?, 322, 447

A 204 Correct Answer Incorrect Answer
B 215 Correct Answer Incorrect Answer
C 222 Correct Answer Incorrect Answer
D 220 Correct Answer Incorrect Answer
E None of these Correct Answer Incorrect Answer

Solution

72 + (25 × 1) = 97 97 + (25 × 2) = 147 147 + (25 × 3) = 222 222 + (25 × 4) = 322 322 + (25 × 5) = 447

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