Question
How many chairs must be sold for Rs. 25,600 to achieve a
25% profit, given that 50 chairs were originally purchased for the same amount?Solution
Cost price of each chair = (25,600/50) = Rs. 512 Let 'x' number of chairs are sold for Rs. 25,600 at a profit of 25% ATQ: (512 X x) X 1.25 = 25,600 Or, 640x = 25,600 Or, x = 25,600 ÷ 640 Or, x = 40
15, 42, 56, 183, 219, 562Â
53, 57, 66, 82, 117, 143, 192
112, 125, 99, 138, 86, 153
Find the wrong number in the given number series.
29, 60, 123, 250, 515, 1016
8Â Â Â 12Â Â Â 21Â Â Â Â 36Â Â Â Â 62Â Â Â Â Â 98Â Â Â
- Find the wrong number in the given number series.
420, 369, 318, 277, 238, 225 - Find the wrong number in the given number series.
2, 6, 14, 30, 62, 126 Find the wrong number in the given number series.
3600, 1440, 576, 230.4, 92.24, 36.864
- Find the wrong number in the given number series.
5, 8, 18, 24, 37, 48 Find the wrong number in the given number series.
12, 24, 72, 216, 1440, 8640