The correct answer is C
The 5th and 8th term of an arithmetic progression are 13 and -5 respectively. What is the 15th term?
When the profit obtained by selling an item for Rs. 768 is the same as the loss suffered when the item is sold for Rs. 312. What ...
The arithmetic mean and geometric mean of two numbers are 7 and 2√10 respectively, then find the numbers.
The interest earned when a sum is invested at simple interest of 25% p.a., for 3 years, is Rs. 1875. What will be the total amount received after 2 year...
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 number of terms needed to get Sn = 0 in the A.P of 63, 60, 57. . . . .
How many three digit numbers are divisible by 5?
Meera buys a laptop and sells it to Sneha at a profit of 25%. Sneha then sells it to Tushar at a loss of 10%. If Tushar buys the laptop for Rs. 36,450, ...
The sum of total surface area of two cubes is 1248-centimeter square. If the product of the length of their edges is 96 centimeter square. Find the diff...
If A and B are two sets such that the number of elements in A is 20, a number of elements in B is 18 and the number of elements in both A and B is 10, f...
