For the following questions answer them individually
A sum of ₹ 10000 is lent on simple interest at the rate of 15% per annum. What is the difference between Simple interest for 6 years and the simple interest for 2 years?
A train is moving with a uniform speed. Train crosses a bridge of length 243 meters in 30 seconds and a bridge of length 343 meters in 36 seconds. Whatis the speed of the train?
The area of a square and a rectangle are equal. The length of the rectangle is greater than the side of square by 9 cm and its breadth is less than the side of square by 6 cm. What will be the perimeter of the rectangle?
A car covers a certain distance at a speed of 54 km/hr in 7 hours. What should be the speed of car to cover the same distance in 6 hours?
The curved surface area of a cone is 550 $$cm^2$$. If the area of its base is 154 $$cm^2$$, then what will be the volume of the cone?
The table given below shows the marks obtained by 4 students in 5 subjects. The maximum marks of each subject is 100.
What is the total percent marks of P4?
The product of two numbers is 720. If their Least Common Multiple is 360, then what will be the Highest common Factor of these two numbers?
A person buys 25 kg of rice for ₹600 and sells them at a loss equal to the selling price of 5 kg rice. What will be the loss percentage?