In the following sum, “?” stands for which digit ?
8 + ?8 + 28 + 83 + 8? = 2?8
By trial and error method from the given options,
'1' satisfies the above given equation.
In the following question, select the missing number from the given series.
6, 11, 16, 21, 26, ?
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91, 100, 118, 145, ?, 226
29, 27, 24, ?, 15, 9
6578, 4381, 2653, ?, 322
Choose the correct alternative which will complete the following series.
4, 8, 12, 24, 18, ?
Find the missing (?) in the series.
3, 5, 9, 11, ?, 33, 65,...
87, 62, 42, 27, 17, ?
11, 13, 17, 19, 23, ?