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A, B and C invested in partnership. A invest Rs.9000 for 5 months, B invests Rs.7000 for 3 months and C invests Rs.12000 for 2 months. C is working part...
Amish invested 2500 Rupees in each of these schemes, offering simple interest of 12% per annum. 16% P.A. and 15% PA. respectively. Find the total intere...
[16 × 15 + 224 × 5] ÷ 5 = ? × 4
The number of marbles with ‘Ankit’ and ‘Bhavya’ together is 25 more than that with ‘Chetan’, while the number of marbles with ‘Bhavya’ a...
nth term of an AP is 0. If AP is 63, 60, 57…, then find the value of n.
The mean of a distribution is 25 and the standard deviation is 5. What is the value of coefficient variation?
Find the variance of the following data points:
6, 7, 5, 9, 11, 14
15 is divided in three parts which are in arithmetic progression (A.P.) in such a way that the sum of their square is 83. Find the smallest part?
The expenditure-to-savings ratio of an individual 'P' is 5:4. If the person's income rises by 25% and their savings increase by 3...
‘479385A267’ is ten-digit number which is divisible by 9, what is the value of ‘A’?