Two numbers x and y (x>y) such that their sum is equal to three times their difference. Then value of will be 

Direction: Study the line graph carefully to answer the following questions.
Line graph shows the production (in thousand units) and percentage of exported mobiles, computers and laptops.

If the ratio between export prices of Mobiles, Laptops and Computers are 2: 1: 1.5 in the year 2014, then what is the proportion of their export earnings? 

A is twice as fast as B and B is thrice as fast as C. The Journey covered by C in  42 minutes will be covered by A in.                                           

In what time will the simple interest be of the principal at 8% per annum? 

A and B leave from point M at the same time towards point N. B reaches N and starts towards M instantly. He meets A at point O (between M and N). The distance between M and N is 245 km. If the speeds of A and B are 26 km/h and 65 km/h, respectively, then what is the distance between O and N?

Giving two successive discount of 25 % at a article is equal to giving one discount of ___%.

A circle with radius 42 cm is drawn. What will be length of arc of a sector subtending an angle of 60 degrees at the Centre?

If a seller bought an item for Rs. 900 and determined the mark price in such a way that after giving 10 percent discount, he would get a profit of 20 percent, what would be the mark price?