Quantitative Ap...

Three numbers are in the ratio of 3 : 4 : 5 and their L.C.M. is 2400. Their H.C.F. is:

Rohit borrowed a certain sum from bank for 2 years at simple interest. Rohit lent this sum to his uncle at the same rate for same time but at compound interest. At the end of 2 years, He received Rs. 550 from his uncle as interest and paid Rs. 500 to the bank as interest. Find the sum borrowed by Rohit and the rate of interest .

If the mean of 10 observations x₁, x₂, x₃ … x₁₀ is 20, then mean of x₁ + 2, x₂ + 4, x₃ + 6, … x₁₀ + 20 is:

In the first 10 overs of a cricket game, the run rate was only 3.2. What should be the run rate in the remaining 40 overs to reach the target of 282 runs?

If the length of a certain rectangle is decreased by 4 cm and the width is increased by 3 cm, a square with the same area as the original rectangle would result. Find the perimeter of the original rectangle.

A, B, and C play cricket. If the ratio of the number of runs scored by A to that scored by B and the number of runs scored by B to that scored by C is 3 : 2. The total number of runs is 342. The number of runs scored by A was?

Payal walks in a square garden ABCD. She doesn't know the distance between 2 consecutive points. But she knows the distance between point A) and point C is 90√2 m. Find the perimeter of the garden.

If a shopkeeper does a fraud of 18% in buying and selling of fruits, find the profit percentage of him.

In a box, 4 coins of ten rupees, 2 coins of five rupees, 2 coins of two rupees and 2 coins of one rupee are put. Now, three coins are taken out randomly. What is the probability that the amount drawn is 12 rupees?