16.
What will come in the place of (?) in the expression below :
x% of y is y% of (?)

17.
In the expression xy2 , the value of both variables x and y are decreased by 20%. By this, the value of the expression is decreased by :

18.
The value of a machine depreciates at the rate of 12 percent per annum. It was purchased three years ago. Its present value is Rs. 29644.032. What was the purchase price of the machine ?

19.
From 5 litres of a 20% solution of alcohol in water, 2 litres of solution is taken out and 2 litres of water is added to it. Find the strength of alcohol in the new solution.

20.
A man ordered a length of rope by telephone from his nearest hardware shop. But when a worker in the shop brought the rope, he found that the man on the telephone had miswritten the order by interchange feet and inches. As a result of this, the length of rope received was only 30% of the length he had ordered. The length of the rope which the man ordered was between :

Read More Section(Percentage)

Each Section contains maximum 70 questions. To get more questions visit other sections.