The mean of 14 observations is 11. One more observation is included and the new mean becomes 12. The 15th observation is
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A rectangular playground ground of length 125 m and width 75 m, has a walking strip of width 3 m in the middle of the ground, along the longer side. What is the area of the ground without the walking strip?
The cash difference between the selling price of an article at a profit of 4% and 6% is Rs. 3. The ratio of two selling prices is:
Find the odd word/letters/number from the given alternatives.
If 5/6th of 7/6th of a number is 140, then 9/4th of that number is
If 5 3x < 4 x and 5(2 x) > 2 2x, then x can take which of the following values?
The distance between the points (7,7) and (k,-5) is 13. Find k?
A certain sum when invested at 5% interest compounded annually for 3 years yields an interest of Rs.2522. Find the Principal?