What is the mode of the given data?

5, 7, 9, 7, 3, 7, 5, 7, 8, 6, 7

The elimination of θ from x cosθ-y sinθ=2 and x sinθ + ycosθ = 4 will give

LCM of two numbers is 56 times their HCF, with the sum of their HCF and LCM being 1710. If one of the two numbers is 240, then what is the other number?

Directions: Study the Bar diagram carefully and answer the questions. 

The Bar diagram shows the trends of foreign direct investment (FDI) into India from all over the World (in Rs. crores). 

The absolute difference in FDI to India between 1996 and 1997 is

Direction: Read the following table carefully and answer the following questions:

Table shows the percentage of male and female employees in different education in a company and total number of males and females:

Find the postgraduate employees of a company are approximately what percent of total employees of a company?

10 years ago, respective ratio of the age of mother and daughter was 4 : 1. 10 years later, the respective ratio of the age of mother and daughter will become 2 : 1. At present, what is the sum of their age?

The following table shows the numbers of chairs made of plastic and of steel in 5 different colours that were sold from a furniture showroom during a sale.

The total number of chairs of colour C3 sold are what percentage of all the chairs of these 5 colours sold, both plastic and steel ones put together? [Give your answer correct to 2 decimal places.]

Average of the test scores of a class of 'x' students is 80 and that of 'y' student is 94. When the scores of both the classes are combined, the average becomes 86. What is the ratio of x to y?