Question
X men can complete the piece of work in 50 days and (X +
51) men can complete the same work in 30 days less than that of days taken by X men. Find the value of X.ÂSolution
According to question, => X × 50 = (X + 51) × 20 => 50X = 20X + 1020 => 30X = 1020 => X = 34
Find the wrong number in the given number series.
20, 120, 600, 2400, 7000, 14400
- Find the wrong number in the given number series.
1, 2, 6, 24, 120, 600 3Â Â Â 4Â Â Â 18Â Â Â Â 72Â Â Â Â 360Â Â Â Â Â 2160Â Â Â
8Â Â Â Â Â 5Â Â Â Â Â Â 6.5Â Â Â Â Â 11.75Â Â Â Â Â 26Â Â Â Â Â 65
...Find the wrong number in the given number series.
- 75, - 48, - 29, - 6, 17, 40
72, 360, 370, 1850, 1880, 9300
Find the wrong number in the given number series.
32, 48, 84, 146, 248, 392
Find the wrong number, in the given number series,
432, 429, 420, 408, 392, 372
224, 183, 144,115, 86, 63, 44.
Find the wrong number in the given number series.
41, 51, 63, 80, 101, 126