For the following questions answer them individually
The ratio of the outer and the inner circumference of a circular path is 17 : 15. If path is 40 metres wide, then what is the radius of the inner circle?
Rs. 1800 is divided among A and B in the ratio of 2 : 3 respectively. What is the share of A?
Manny bought an AC for ₹12000 and paid ₹400 for transportation. Then he sold it for ₹14000. Find his profit%.
Anita scored 36 marks om of 120 km later her teacher increased 6 marks for her. What will be the increase in her percentage?
Working 12 hours per day, Raj can complete a work in 12 days. How many hours per day he should work so as to finish the same work in 9 days?
A car has to cover a distance of 288 km in 20 hours. If it covers half of the journey in 1/5 th of the time, find the speed to cover the remaining distance in the time left.
The radius of a right circular cylinder is thrice of its height. If the height of the cylinder is 3.5 cm, then what is the volume of cylinder?
The cost price of the box of pens is Rs.400. The shopkeeper gave 10% of discount on the cost price. What will be the selling price?