Quantitative Aptitude - Arithmetic Ability Questions

For an amount, simple interest at the rate of interest of 12% per annum for 6 years is Rs 25920. What will be the compound interest (in Rs) on same amount at the rate of interest of 8% per annum compounding annually for 2 years?

A sum of Rs 15200 is divided into two parts. The simple interest on first part at the rate of 25% per annum is equal to the simple interest on second part at the rate of 13% per annum. What is the interest (in Rs) of each part?

If tan A = 1/2 and tan B = 1/3, then what is the value of tan (2A + B)?

If 3 dupatta is offered free on purchase of 6 dupattas priced Rs 1200 each what is the effective discount on each dupatta?

If xa+b+1=xa-b+a-ba+b, then x is equal to

The flight fare between two cities is increased in the ratio 9:11. What is the increase (in Rs) in the fare, if the original fare was Rs. 18,000?

If L : M = 3 : 5 and M : N = 2 : 3, then N : L = ?

If πsinθ= 1, πcosθ= 1, then (3tan 23θ+1) is