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The Yen is the official currency of Japan.
Find the sum of 12th terms of a geometric progression whose 1st term is 8 and common ratio is 2.
A man wants to invest Rs. 60660 in bank accounts of his two sons whose ages are 12 years and 16 years in such a way that they will get equal amount at a...
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...
Find the sum of geometric progression, 40, 20, 10, 5, …..
The interest earned when a sum is invested at simple interest of 20% p.a., for 3 years, is Rs. 3000. What will be the total amount received after 2 year...
14, 28, 56, 112, ...... The sum of first 10 numbers in the series is:
If the angular diameter of the sun is 20, how far from the eye a coin of radius 3.3 cm be kept to hide the sun?
The sum to n terms of the series 1 + 1 + 3 + 1 + 3 + 5 + 1 + 3 + 5 + 7 …………………… is
If the median and mode of some observations is 5 and 9, respectively, then find the mean of those observations.
The marks obtained by 15 students out of a maximum of 25 in a test are given as 13, 11, 16, 15, 18, 12, 13, 14, 10, 22, 21, 20, 17, and 24. Find the sum...