Directions-Study the following diagram and answer the four questions.

The total no. of students on whom this survey was made is

A trader makes a profit equal to the selling price of 75 articles when he sold 100 of the articles . What % profit did he make in the transaction?

A, B and C start running around a circular field having circumference 144 metre at the same time from the same point. Speeds of A, B and C are 6 m/minute, 8 m/minute and 12 m/minute. Find after how much time, they will meet again at the same point for the first time.

A man starts from his house with a speed of 60 km/hr towards a temple 45 km away from his house, but after every 10 minute he decrease his speed by 6 km/hr. Find the time required by him to reach the temple. 

The value of $$ \sqrt{11.981+7\sqrt{1.2996}}$$ is closest to 

Directions: Read the following table and answer the questions below it:

In which of the following banks, there was a continued increase in loan disbursement throughout the years?

Two numbers are in the ratio of 5:6 and if 4 is added to the first number and 4 is subtracted from the second number then the ratio becomes 3:2. Find the difference between two numbers.

The number of employers working in a farm is increased by 25% and the wages per head are decreased by 25%. If it result in x% decreased in total wages, then the value of x is :