A motorist and a scooterist made a journey of 120 km at the same time and from the same place. The graph shows the progress of the journey made by each person. Study the graph and answer the questions.

The scooterist completes the journey (in hours): 

The average of 5 numbers is 27. If one number is excluded, the average becomes 25. The excluded number is: 

If a discount of 10% is allowed on the marked price of an article, a shopkeeper gets a profit of 25 %. If he offers a discount of 25% on the marked price of the same article, then his percentage profit/loss will be:

If $${secθ+tanθ\over secθ-tanθ}=2{51\over79}$$, then the value of sinθ is equal to:

Find the second diagonal of a rhombus when it’s first diagonal length is 12 cm and its side is 10 cm?

The mean of 20 items is 55. If two items 45 and 30 are removed, what will be the new mean of the remaining items?

Directions : The graph shows the demand and production of different companies. Study the graph and answer the following questions.

What is the ratio of companies with high demand to production and companies with less than production?

In any triangle ABC, AB + BC = 12 cm, BC + CA = 14 cm and CA + AB = 18 cm. What will be length of radius of a circle, if the perimeter of circle is equal to the perimeter of triangle ABC?