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प्रश्न
1. In the year 1976, out of 100 how many houses used uple and wood?
2. Which was the fuel used the least in 1976?
3. In 1976, LPG and kerosene were used in ______ houses, and in 1996 this increased to ______. This means that in twenty years their use increased by________%.
4. Out of 100, how many houses were using electricity in 1996?
5. Which fuel was used the least in 1996? What percentage of houses used it in the year 1976?
उत्तर
1. 84 houses.
2. Electricity.
3. In 1976, LPG and Kerosene were used in ID houses, and in 1996 this increased to 18. This means that in twenty years their use increased by 80%.
4. 5 houses.
5. Coal was used the least in 1996. In 1976 it was used in 5% of houses.
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संबंधित प्रश्न
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What kinds of problems will we face, if the number of vehicles keeps on increasing? For example, more traffic on the road. Talk to your elders and write about it.
Suggest some ways to deal with the problems arising out of the growing number of vehicles.
The rates of petrol are different in each city. The rates of petrol and diesel in Delhi are given here. Look at the table and answer the questions.
Oil | Rate of one litre in 2002 (Oct) | Rate of one litre in 2007 (Oct) | Rate of one litre in 2014 (Oct) |
Petrol | Rs 29.91 | Rs 43.52 | Rs 67.86 |
Diesel | Rs 18.91 | Rs 30.48 | Rs 58.97 |
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Why are the prices of petrol and diesel going up?
Have you ever collected dry wood or made cow dung cakes? How are they made?
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While making the design, who did you plan to take care of:
old people | ____________ |
children | ____________ |
those who cannot see? | ____________ |