The mean of the mode and median of the following data 17, 15, 9, 13, 24, 7, 12, 21, 10, 24 is
If x - y = 6 and xy 4 then the value of x$^{3}$- y$^{3}$ is |
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If one of the factors of the expression x3 - 3x2 - x + 3 is (x + 1), then the other factors are |
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Two numbers are in the ratio 5 : 3. If they differ by 18, then what are the numbers? |
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The LCM of 3a$^{2}$ bC, 5 ab$^{2}$ C, 7 abC$^{2}$ |
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The cost price of 11 pens is equal to the selling price of 10 pens. The profit per cent is |
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A park is in the shape of semicircle with radius 14 m. The cost of fencing it at the cost of Rs.8 per metre is |
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Rahul invested Rs.5,000 at the rate of 8% simple interest per annum. He received Rs.5,800 after some years. The number of years is |
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The mean mark of 100 students was found to be 40. Later on, it was found that a score of 53 was misread as 83. The correct mean corresponding to the correct Score is |
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The mean of the 5 numbers is 32. If one of the numbers is excluded, then the mean is reduced by 4. The excluded number is |
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A garden is in the form of a rectangle of dimension 30 m x 20 m. A path of width 1.5 m is laid all around the garden on the outside at the rate of Rs.6 per sq.m. What is the total expense? |
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