By selling a table for Rs. 350 instead of Rs. 400, loss percent increases by 5%. The cost price of table is : 

A sum of Rs. 6400 amounts to Rs. 6724 at 10% p.a. compounded quarterly. Find the time period.

Mohan, a shopkeeper, bought a shirt of list price ₹225 at a discount of 20%. If he wants a profit of 30% then he should sell the shirt for:

The average age of x and y is 18 years. If z is equal to 9 years the average of x, y and z is -

What angle is made by minute hand in 29 sec? 

A vessel contain some litres of pure milk. If 25 litre of water is added to the vessel, then ratio between milk and water becomes 12:5, 17 litres of mixture is drawn from the vessel and 10 litre of water is added to the mixture. Find the new ratio between milk and water. 

What should come place of the question mark(?) in the following number series?
17, 18 , 26, 53 , 117, ? , 458

In a village, 70 % registered voters cast their votes in the election. Only two candidates (A and B) contested the election. A won the election by 400 votes. Had A received 12.5 % less votes, the result would have been tie. How many registered voters are there in the village?