Quantitative Aptitude - Arithmetic Ability Questions

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?

Marked price of an item is Rs 900. On purchase of 2 items discount is 6%, on purchase of 3 items discount is 12%. Rajani buys 5 items, what is the effective discount?

Find the value of 200 x 20 x 2 x 0.2 x 0.02 x 0.002 = ?

Selling price of an article is Rs 494 and discount of 5% is offered. What is the marked price (in Rs)?

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

In what ratio tea at Rs 240/kg should be mixed with tea at Rs 280/kg so that on selling the mixture at Rs 324/kg there is a profit of 20%?

For an article the profit is 190% of the cost price. If the cost price increase by 10% but the selling price remains same, then profit is what percentage of selling price (approximately)?

If the elevation of the Sun changes from 30° to 60° , then the difference between the lengths of shadows of a pole 15 m high, is