Question 142

Find out the wrong number in the series
190 166 145 128 112 100 91

Solution

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In the above series, consecutive multiples of 3 in decreasing order are subtracted.

190 - 24 = 166

166 - 21 = 145

145 - 18 = 127

127 - 15 = 112

112 - 12 = 100

100 - 9 = 91

=> Ans - (D)

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