Question

# 2, 15, 4, 12, 6, 7, ?, ?

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Solution

## Assume the missing terms of the series to be x1 and x2.The sequence 2, 15, 4, 12, 6, 7, x1 x2 is a combination of 2 series:2, 4, 6, x115, 12, 7, x2In sequence I, consecutive even numbers exist.The missing term, x1 = 8.The sequence II, the pattern is – 3, – 5,……The missing term, x2 = 7 – 7 = 0.

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