Question
How many pairs of letters are there in the word
“REGULATOR” which has as many letters between them (both forward and backward) in the words as in English alphabetical series?Solution
RU, LO, RT and AE are 4 such pairs which have as many letters between them (both forward and backward) as in English alphabetical series.
169, 224, 293, 385, 497, 629
Find the wrong number in the given number series.
20, 33, 50, 69, 93, 121
25 26 28 32 42 56
Find the wrong number in the given number series.
8, 12, 23, 40, 66, 103
8137, 5405, 3669, 2701, 2201, 1997
Find the wrong number in the given number series.
78, 66, 51, 39, 20, 12
2824 2314 1973 1759 1634 1574
In each of the following number series, one term is wrong. Find the wrong term.
3, 7, 13, 21, 31, 42, 57
Find the wrong term in the given series below.
2847, 2954, 2799, 3088, 2727, 3256
Find the wrong number in the given number series.
2, 5, 10, 17, 26, 38, 50
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