1. Find the area of a circle whose radius is equal to the side of an equilateral triangle of area 3 √9 cm^{2 }(find approximate area)-

1) 120 cm^{2}

2) 105 cm^{2}

3) 123 cm^{2}

4) 113 cm^{2}

5) 100 cm^{2}

2. What is the length of the longest rod that can be kept in a room of dimension (12×4×3) m. ?

1) 3 √12m. 2) 3 √4m. 3) 13 m. 4) 13√3m. 5) 18 m.

3. The ratio of height and diameter of a cylinder is 2 : 3. Find the ratio of its volume and curved surface area of radius 6 cm.?

1) 2 : 3 2) 3 : 2 3) 1 : 3 4) 3 : 1 5) 3 : 5

4. How many bricks are needed to complete a wall 15 m × 12 m × 10 cm. using bricks 24 cm × 25 cm × 10 cm. thick if 1/3 rd of the wall is already built?

1) 1200 2) 3000 3) 2000 4) 1000 5) 1500

5. A, B and C can do a work in 20, 30 and 60 days respectively. In how many days A can do the work if Band C assist him every 3rd day?

1) 12 days 2) 15 days 3) 16 days 4) 18 days 5) 10 days

Direction (Q. 6-10): Study the following pie-charts carefully to answer the questions that follow:

6. What is the total number of girls from state B and C together?

1) 3400 2) 3460 3) 4000 4) 4540 5) 3450

7. Girls from state D is what percent of Boys of State A?

1) 135% 2) 66.6% 3) 73.63% 4) 80% 5) 60%

8. Boys from state B is what percent more than girls from state A?

1) 65% 2) 116.6% 3) 130.5% 4) 110.5% 5) 120%

9. What is the total number of students from state D and E together?

1) 10000 2) 11000 3) 12000 4) 15000 5) 9000

10. What is the average of total students from 'C' and boys from E?

1) 7000 2) 4000 3) 2000 4) 3500 5) 3000

Answers :-

(6 to 10)

6.2 , 7.3 , 8.2 , 9.3 , 10.4

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