For the following questions answer them individually
The difference between the simple interest and compound interest on a principal at the rate 5% per annum for 2 years is ₹25. What is the principal?
The Bar graph given below presents the number of cars parked on ten different days in a parking area.
Number of cars parked on D10 is how much percentage(correct up to two decimal places) more than the number of cars parked on D1?
The difference in selling price of an article whenit is sold at 20% profit and 18% loss is ₹570. If it is sold at 12% loss, then what will be the selling price of the article?
The cost price of an article is ₹ 1800. If the profit is 32%, then whatis the selling price?
The monthly incomes of A and B are ₹12000 and ₹8000 respectively. The ratio of their monthly expenditures is 5 : 3. If they save equal amount per month, then how much money does each of them save per month?
The average ages of (P,Q) ; (Q,R) ; (R,P) are 13, 14 and 12 years respectively. What is the age of Q?
Down stream speed of boat is 14 km/h. Upstream speed of boat is 10 km/h. In how muchtime can it cover 72 km in still water?
A sum of ₹3000 is invested on compound interest (compounded annually) at the rate of interest is 20% per annum. What is the compound interest for 2 years?