Question
72 85 103 126 154
? What should come in place of the question mark (?) in the following number series?Solution
72 + 13 = 85 85 + 18 = 103 103 + 23 = 126 126 + 28 = 154 154 + 33 = 187
33.98 X 17.99 - (7.99 X 8.99) ÷ 1.99 - 27.99 X 4.01 = ? X 3.99
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