Quantitative Aptitude - Arithmetic Ability Questions

The rate of simple interest per annum at which a sum of money double itself in 16 2/3 yrs is

The ratio of present ages of Rasika and Shami is 7:5. After 17 years the ratio of their ages will be 12:11. What is Rasika's present age?

3 numbers whose average is 112, the first number is 1/6th the sum of other 2. What is the first number?

Calculate the angle subtended by the chord at the point on the major arc if the radius and the chord of the circle are equal in length.

Reciprocal of 235?

Given: 2x - 4 ≤ 2 - x/3 and 2(2x + 5) > 3x - 5, then x can take which of the following values?

Some one rupee, 50 paisa and 25 paisa coins make up rupees 93.75 and their numbers are in the proportion of 3 : 4 : 5. Find the number of each type of coins?

The upstream speed of the boat is 40 kmph and the speed of the boat in still water is 55 kmph. What is the downstream speed of the boat?