If the price of sugar is raised by 60% then by how much percentage should a household reduce his consumption so that his expenditure on sugar doesn't increase ?

A train running at a speed of 40 m/s crosses a pole in 21 sec less than the time it requires to cross a bridge 3.5 times its length at the same speed. What is the length of the bridge ?

25 men can complete a work in 8 days. 15 women can complete the same piece of work in 20 days and 9 children can complete it in 40 days. In how many days can one man, one woman and one child together complete the same piece of work ?

Direction (Q. 6-10): Study the following information carefully and answer the questions given below.
The total number of newspaper readers from six different cities is 4 lakh. Following pie-chart shows the percentage distribution of readers among these cities and the table gives the ratio of male to female readers and the ratio of Hindi to English newspaper readers.

City

Male : Female

Hindi : English

A

5 : 3

7 : 9

B

9 : 7

5 : 3

C

11 : 7

5 : 4

D

3 : 2

13 : 7

E

7 : 6

3 : 1

F

2 : 1

8 : 7

What is the average number of English newspaper readers from all the six cities together ?

The total number of Hindi newspaper readers from all the cities together is what percentage of the total number of newspaper readers (both Hindi and English) from City A ?