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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
- Which are the vehicles run without petrol and diesel?
How do your family members go to work from home?
Find out the traffic rules and discuss them in the class.
Manju said, “Why doesn't everyone use a bus?” What do you think, why don’t people travel by bus?
What are the benefits, if we switch off the engine of the vehicles at the red light on the road?
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 |
- What was the difference in the rates of petrol and diesel from 2002 to 2007 and 2007 to 2014?
What is the price of petrol and diesel in your area?
Suggest some ways to save oil.
Have you ever collected dry wood or made cow dung cakes? How are they made?
Who cooks food in your family? What about other families in your area?
