For the following questions answer them individually
A sum invested at a certain rate of interest per annum, compounded annually, amounts to ₹3,600 in 2 years and to ₹6,480 in 4 years. What is the sum invested?
In a bag, there are coins of 25 p, 10 p and 5 p in the ratio of 2 : 3 : 5 respectively. If the value of all the coins is Rs 5.25, then how many 5 p coins are there in the bag?
If a person travels a certain distance at a speed of 10 km/h, and returns through the same route at a speed of 20 km/h, then what will be the average speed during the whole journey?
A supermarket has sales of ₹1,48,500, ₹2,00,000, ₹1,64,000, ₹1,88,600 and ₹2,40,400 in 5 consecutive months. How much sales should the supermarket have in the $$6^{th}$$ month so that the average sales for these 6 months become ₹1,88,300?
There is a profit of 10% when an item is sold at $$\frac{5}{6}$$ of its actual selling price. What will be the profit percentage on the cost price when the item is sold at its actual selling price?
According to the Indian Constitution, the House of People shall consist of not more than ______ members to represent the Union territories.