WBCS Mains 2020 Official Paper-VI

The bar graph given below shows the sales of books (in thousand number) from six branches of a publishing company during two consecutive years 2000 and 2001.



What is the ratio of the total sales of branch B2 for both years to the total sales of branch B4 for both years?

The following question is based on the standard percentage distribution of expenditure incurred in publishing a book:



If for a certain quantity of books, the publisher has to pay $\text{Rs. }30,600$ as printing cost, then what will be the amount of royalty to be paid for these books?

The ratio of the number of white balls in a bag to that of black balls is $1:2$. If $9$ grey balls are added, the ratio of the numbers of white, black and grey balls becomes $2:4:3$. How many black balls were originally in the bag?

A reduction of $20\%$ in the price of strawberries enables a person to purchase $12$ more for $\text{Rs. }15$. What was the price of $16$ strawberries before the reduction of price?

Complete the analogy given below by choosing the correct pair:
$$\text{\_\_\_\_\_\_\_\_ }:\text{ vegetable }::\text{ wheat }:\text{ \_\_\_\_\_\_\_\_}$$