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प्रश्न
These log boats do not go very far. If the wind is helpful, then travel about 4 km in one hour.
Guess how far you can go in one hour if you walk fast.
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उत्तर
I think, I can travel 4 to 5 km if I walk fast.
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संबंधित प्रश्न
A can do a piece of work in 4 days and B can do the same work in 5 days. Find, how much work can be done by them working together in:
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What part of work will be left, after they have worked together for 2 days?
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(i) How much work is done in these 3 hours?
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A is able to complete `1/3` of a certain work in 10 hrs and B is able to complete `2/5` of the same work in 12 hrs. Find:
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(ii) how much work can B do in 1 hour ?
(iii) in how much time will the work be completed, if both work together.
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(ii)14 chairs of the same kind?
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(ii) the distance covered by Rohit in 6.2 hours
(iii) the time taken by him to cover 210 km.
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Mr. Amit can walk 8 km in 1 hour 20 minutes. How long will it take him to walk:
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(ii) 6.5 km?
Name two things that are lying to your west.
In one trip the logboat brings about 20 kg of fish. But other types of boats bring a bigger catch as given in the table. The table also shows the speed of each type of boat, which is how far each boat goes in one hour. Look at the table and calculate -
- About how much fish in all will each type of boat bring in seven trips?
| Type of boat | Catch of fish in one trip (in kg) |
Speed of the boat (how far it goes in one hour) |
| Log boat | 20 | 4 km per hour |
| Long tail boat | 600 | 12 km per hour |
| Motorboat | 800 | 20 km per hour |
| Machine boat | 6000 | 22 km per hour |
What is the correct relationship between speed (S), distance (D), and time (T)?
