Instructions

For the following questions answer them individually

Question 71

A sector with acute central angle $$\theta$$ is cut from a circle of diameter 12 cm. The radius of the circle circumscribed about the sector is

Question 72

On a river, B is between A and C and is equidistant from A and C. A boat goes from A to B and bank in 5 hours 15 minutes and from A to C in 7 hours. How less will it take to go from C to A, if water flows from A to C.

Instructions

Study the following table and answer the questions.

Question 75

The number of students of school D is more than the number of students of schools A and E together, by about

Question 76

The ratio of the number of students of school B and C scoring marks less than or equal to 60% to that of schools A and D combined scoring marks above 60%, is

Instructions

Study the following graph which gives the production (in hundreds) of scooters and motorbikes in a factory over the years and answer the questions.

Question 78

The production of motorbikes in 2003 was what percent of the production of scooters in the same year ?

Question 79

In which year, the production of motorbikes was equal to the average production of motorbikes per year during the period 2000 to 2004 ?

Question 80

The ratio of the number of scooter to that of motorbikes produced during the period 2000 to 2003 is