Question
Find the wrong number in the given number series.
310, 259, 208, 167, 128, 115Solution
ATQ,
310 – 51 = 259
259 – 51 = 208
208 – 41 = 167
167 – 31 = 136
136 – 21 = 115
So, 136 should be there instead of 128.
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