For the following questions answer them individually
A vessel contains 60 litres of milk. 6 litres of milk is taken out and 6 litres of water is added to the vessel. Again 6 litres of mixture from the vessel is withdrawn and 6 litres of water is added to the vessel. The ratio of milk and water in the resulting mixture in the vessel is
The present age of Rakshak is twice the present age of Son-al. Five years hence, Sonal’s age will be twice the present , age of Arati. Five years ago, the ratio of the ages of Arati and Kiran was 2 : 3 respectively. Kiran’s present age is 20 years. Find Rakshak’s present age.
Simple interest on a certain sum at a certain rate for 2 years is Rs. 160 and compound interest on the same sum at the same rate and for the same period is Rs. 170. The rate of interest per annum is :
Neha Chaudhary bought some goods for Rs. 10000. She sold half of the goods at a loss of 25%. At what percent of profit should she sell the remaining goods so that she gets a gain of 38% on the whole transaction ?
The cost price of 8 chairs is same as that of 5 tables. The total cost of 6 chairs and 2 tables is Rs. 3680. Find the cost of 6 tables.
What will come in place of the question mark (?) in each of the following Questions ?
