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Direction: Find the missing number in the following number series.
45, 49, 40, 56, 31, (?)
45, 49, 40, 56, 31, (?)
- A67
- B57
- C37
- D31
Answer not set
Discussion 1
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CCommunity
45 + 22 = 49
49 - 32 = 40
40 + 42 = 56
56 - 52 = 31
31 + 62 = (67)
49 - 32 = 40
40 + 42 = 56
56 - 52 = 31
31 + 62 = (67)