Pie chart shows the percent of money spent by family on various item during 1999. Study the graph and answer these questions.

If the total amount spent during the year 1999 was Rs. 46000, the amount spent on food was :

Directions:Study the following table carefully to answer these questions:

Percentage of Marks obtained by six students in six subjects

What are the average marks obtained by all the students in Maths ?

Average of ten positive numbers  is x. If each number is increased by 12%  then x is increased by

A train passed by a man standing on the platform in 7 seconds and passed by the platform completely in 28 seconds. If the length of the platform is 330 metres, what is the length of the train?

Find the average of the following sets of numbers.

693, 456, 876, 532, 934, 691, 596, 398, 682

3400 Rupees is divided among A, B, C, D in such a way that the share of A and B, B and C, C and D may be as 2:3, 4:3 and 2:3 respectively. The sum of shares of B and D is:

At present, the sum of the ages of A, B and C is 150 years, whereas 10 years ago, the ratio of their age was 5:4:3. Find the ratio of their ages 10 years hence.