CBSE  /  Class 8  /  Maths  /  Direct and Inverse Proportions

  • 1. 
    10 metres of cloth cost Rs 1000. What will 4 metres cost?

  • Rs 400
  • Rs 800
  • Rs 200
  • Rs 100.

  • 2. 
    15 books weigh 6 kg. What will 6 books weigh?

  • 1.2 kg
  • 2.4 kg
  • 3.8 kg
  • 3 kg.

  • 3. 
    A horse eats 18 kg of com in 12 days ? How much does he eat in 9 days?

  • 11.5 kg
  • 12.5 kg
  • 13.5 kg
  • 14.5 kg.

  • 4. 
    8 g of sandal wood cost Rs 40. What will 10 g cost?

  • Rs 30
  • Rs 36
  • Rs 48
  • Rs 50.

  • 5. 
    20 trucks can hold 150 metric tonnes. How much will 12 trucks hold?

  • 80 metric tonnes
  • 90 metric tonnes
  • 60 metric tonnes
  • 40 metric tonnes.

  • 6. 
    120 copies of a book cost Rs 600. What will 400 copies cost?

  • Rs 1000
  • Rs 2000
  • Rs 3000
  • Rs 2400.

  • 7. 
    The rent of 7 hectares is Rs 875. What is the rent of 16 hectares?

  • Rs 2000
  • Rs 1500
  • Rs 1600
  • Rs 1200.

  • 8. 
    A boy runs 1 km in 10 minutes. How long will he take to ran 600 m?

  • 2 minutes
  • 3 minutes
  • 4 minutes
  • 6 minutes.

  • 9. 
    A shot travels 90 m in 1 second. How long will it take to go 225 m?

  • 2 seconds
  • 2.5 seconds
  • 4 seconds
  • 3.5 seconds.

  • 10. 
    3 knives cost Rs 63. What will 17 knives cost?

  • Rs 357
  • Rs 375
  • Rs 537
  • Rs 573.
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