1. Namrata deposited ₹ 8000 which amounted to ₹ 9,200 after 3 years at Simple interest. Had the interest been 2% more, she would get how much?

₹ 9,680

₹ 9,980

₹ 9,860

₹ 1,680

2. AC is the diameter of a circle and a diagonal of the inscribed quadrilateral ABCD whose side AB = 30 m, CD = 10 m, BC = 40 m. Find the area of the quadrilateral.

844.9 m2

494.9 m2

484.9 m2

448.9 m2

3. Kaberi takes twice as much time as Kanti and thrice as much time as Kalpana to finish a piece of work. They together finish the work in one day. Find the time taken by Kanti to finish the work alone.

2 days

3 days

4 days

6 days

4. A and B can do a piece of work in 12 days, B and C in 15 days, C and A in 20 days. How long would A take to do the same work alone?

15 days

12 days

60 days

30 days

5. The cost of papering the walls of a room 15 m long, at the rate of ₹ 0.65 per m2, is ₹ 236.60 and the cost of matting the floor at the ratio of ₹ 0.42 per m2 is ₹ 69.30. Find the height of the room.

6 m

8 m

7 m

9 m