Question
(23.95)2 – (25.006)2 +
(8.0099)2 – (7.07)2 = ? - (14.990)2 What value should come in place of question mark (?) in the following question. (You need not to calcualte the exact value)Solution
Here the terms of the given expression can also be rounded off as 242 – 252 + 82 – 72 = ? + 152 ? = 576 – 625 + 64 – 49 + 225 ? = 191
54, 58, 67, 92, 173, 262Â
Find the wrong number in the given number series.
740, 725, 680, 605, 595
- Find the wrong number in the given number series.
300, 600, 200, 900, 112.5, 1125 20, 22, 47, 145, 585, 2920
12, 28, 64, 128, 228, 379
121, 240, 386, 555, 751, 976
Find the wrong number, in the given number series,
4, 10, 20, 40, 100, 250, 500
1, 1, 3, 15, 105, 942
- Find the wrong number in the given number series.
600, 539, 488, 447, 408, 395 225, 45, 450, 90, 900, 150, 1800