Question 9

Find the missing (?) in the series
50, 49.5. ?, 45.5, 42, 37.5,

Solution

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50-1×0.5=49.5

49.5-3×0.5=48

48-5×0.5=45.5

45.5-7×0.5=42

42-9×0.5=37.5

So,the missing term is 48.

B is correct choice.

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