DI-34

Find the speed of Dolphin when it is travelling upstream.

• 80 km/hr

• 40 km/hr

• 60 km/hr

• 50 km/hr

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Find the ratio of speed of Dolphin downstream to its speed in still water.

• 2:3

• 1:3

• 3:2

• 3:1

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Find the time taken by Dolphin to travel 8km upstream?

• 20 mins

• 12 mins

• 32 mins

• 14 mins

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Find the time taken by Dolphin to travel 40km downstream ?

• 20 mins

• 12 mins

• 32 mins

• 25 mins

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 In how many days, A and D will do the whole work?

• 80/9 days

• 73/9 days

• 70/9 days

• 86/9 days

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B and E together do the work in 100/11 days. In how many days E can do the whole work alone?

• 20/3 days

• 50/3 days

• 25 days

• 100/3 days

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A & B, B & C, C & D do the work in the given combination and order as given respectively and the cycle repeats, then in how many days 40% work will be done?

• 5.50 days

• 3.25 days

• 4.50 days

• 7.25 days

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20% of the work was done by A and B, then 50% of the left work was done by D and at last the rest of work was done by B and C. Find the number of total days taken to do the whole work.

• 15 days

• 16.43 days

• 13.73 days

• 12. 12.5 days

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What will be the total cost of 1 table and 2 chairs together?

• Rs 23,200

• Rs 28,800

• Rs 29,700

• Rs 24,700

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What is the ratio of the cost of a CPU to the total cost of a mouse and a keyboard together?

• 3:2

• 4:1

• 3:1

• 5:1

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