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1. A shopkeeper marks his goods 20% above the cost price, but allows 30% discount for cash. His net loss percent is –

8%

10%

16%

20%

2. The marked price of a watch was ₹ 720/-. A man bought the same for ₹ 550.80/- after getting two successive discounts, the first at 10%. What was the second discount rate?

12%

14%

15%

18%

3. ABC is a triangle with base AB. D is a point on AB such that AB = 5 and DB = 3. What is the ratio of the area Δ ADC to the area of Δ ABC?

3/2

2/3

3/5

2/5

4. The perimeter of the top of a rectangular table is 28 m, whereas its area is 48 m^{2}. What is the length of its diagonal?

10 m

5 m

12 m

12.5 m

5. A can do a work in 15 days and B in 20 days. If they together work on it for 4 days, then the fraction of the work that is left is –

8/15

7/15

1/4

1/10