you have been given two cans with capacities 9 and 5 liters respectively. There is no graduation marks on the cans nor is eye estimation possible. How can you collect 3 litres of water from a tap? ( you are allowed to pour out water from the can). If the cans had capacities 8 and 6 litres respectively, could you collect 5 liters?
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3 liters of water from a tap can be collected.
5 liters of water from a tap cannot be collected.
Given:
- 1st case.
- Cans with capacities 9 and 5 liters respectively.
- 2nd case.
- Cans had capacities 8 and 6 liters respectively,
To find:
- 1st case.
- How can you collect 3 liters of water from a tap?
- 2nd case.
- Could you collect 5 liters.
Explanation:
- For 1st case,
- Take 9 liters water remove 5 liters from it remaining is 4 liters.
- Add another 9 liters water remove 5 liters from it remaining is 8 liters.
- Finally remove 5 liters of water from 8 liters we can obtain 3 liters of water.
- For 2nd case,
- It is not possible to obtain 5 liters of water because Both can had even liters capacity.
Even + Even = Even
Even - Even = Even
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