1. By Selling an article for ₹ 256 a man loses 1/9 of his cost price. By selling it for ₹ 288, his gain or loss percent is

0%

1%

7%

1.5%

2. A discount series of 15% & 25% on an invoice is the same as a single discount of

47.18%

50%

36.25%

39.18%

3. The quantity of water that should be added to reduce 18 ml lotion containing 50% alcohol to the lotion containing 30% alcohol is

6 ml

8 ml

10 ml

12 ml

4. The length of a rectangle is increased by 40%. By what percent the width of the rectangle have to be decreased to maintain the same area?

26.27%

28.57%

26.57%

28.27%

5. By selling a watch at a profit of 60% a man got ₹ 38 more than one third of its cost price. What is the cost price of watch?

₹ 30

₹ 45

₹ 40

₹ 60

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