Question
If T means to 'substract', U means to 'divide, D means
to 'multiply' and B means to 'add', then what is the value of 13 T 26 U 13 D 24 B 7?Solution
13 T 26 U 13 D 24 B 7 = ? After interchanged- 13 – 26 ÷ 13 x 24 + 7 13 – 2 x 24 +7 13 – 48 + 7 -35 + 7 = -28
4    9    28    99    ?   2105   12660
...900 Â Â Â 90Â Â Â 18Â Â Â ? Â Â Â Â 2.16Â Â Â Â 1.08
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6, 24, 60, ?, 210, 336 Find the missing number in the given number series.
5, 9, 18, 34, 59, ?84, 97, ?, 162, 214, 279
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712, ?, 576, 508, 440, 372 12, 27, ?, 113, 141, 285, 313
What will come in place of the question mark (?) in the following series?
16, ?, 480, 1920, 5760, 11520?, 32, 75, 144, 245, 384
What will come in place of the question mark (?) in the following series?
10, 410, ?, 710, 760, 785