Question
A train travels at an average speed of 75 km per hour
without stoppage and with stoppages it covers the same distance at an average speed of 55 km/hr. How many minutes per hour does the train stop?Solution
A man invested Rs. 'B' at simple interest of 18% and Rs. 'B + 4000' at simple interest of 14% p.a., for 4 years each. If the interest earned from both i...
If Rs. 12000 is invested at a simple interest at the rate of 5% p.a., Rs. 4800 is obtained as interest in certain years. In order to earn Rs. 6400 as i...
Anchal allocates a portion of his salary for various purposes. He invests 10% of his salary in a Provident Fund (PF) and then spends 30% of what's left ...
Ravi shared Rs. (x + 3600) between his two kids, Arjun and Bharat, in the ratio of 5:3. Arjun put his share in a simple interest scheme at 10% p.a. for ...
Mohit saves 20% of her monthly salary. And of the remaining Income he gives to his mother and sister its ¼ and half respectively and the remaining sala...
Simple interest on a sum of money for 2 years is 1/5th of the sum, then the interest received in 5 years on same principal will be what time of the prin...
What will be the amount if a sum of Rs. 5000 is placed at compound interest for 3 years while the rate of interest for the first, second and third years...
A certain sum when invested for 3 years in a scheme offering simple interest of 10% p.a. gives an interest of Rs. 765. What is 110% of the sum invested?
A sum of Rs. 20000 was invested in a scheme. The rate of simple interest offered for three years was 10%, 6% and 4% per annum respectively. After three ...
A man invested a certain amount of sum at 12.5% per annum simple interest and earned an interest of Rs.2400 after 3 years. If the same amount is investe...
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