Directions: The following questions are accompanied by three statements (A) or (I), (B) or (II), and (C) or (III). You have to determine which statement(s) is/are sufficient/necessary to answer the questions.

Find the number of days in which Q can do a job if P can do the same job in 8 days.
A. Q is 60% more efficient than P.
B. P and Q together can do the job in 3days.
C. P is 37 %less efficient than Q.

Ajay spends 25% of his salary on house rent, 5% food grains, 15% on travel and 10% on clothes and saves Rs 27000, what is Ajay's monthly income?

A mixture contains milk and water in the ratio of 7 : 8. If 10 litres water and 5 litres milk is added in the mixture then the ratio of water and milk becomes 3 : 2. Find the initial quantity in the mixture?

Mr. Ankur invests 14% of his monthly income every month i.e. Rs.1,750 in shares, 8% in Insurance policies and 7% in fixed deposits. What is the total annual amount invested by him?

Two pipes of length 1.5 m and 1.2 m are to be cut into equal pieces without leaving any extra length of pipes. The greatest length of the pipe pieces of same size which can be cut from these two lengths will be

Out of an earning of Rs.720, Pankaj spends 65%. How much does he save?

By what least number should 21600 be multiplied to make it a perfect square?

Directions : The pie graph indicates the break-up of the cost of construction of a house. Assuming that the total cost of construction is Rs 6,00,000, answer the following questions. 

The percentage of the total cost of construction spent on cement, steel and supervision is :