Practice Direct and Inverse Proportions - 11 | 11. Direct and Inverse Proportions | CBSE 8 Mathematics
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11 - Direct and Inverse Proportions

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Learning

Practice Questions

Test your understanding with targeted questions related to the topic.

Question 1

Easy

If the cost of 10 kg of rice is β‚Ή500, what is the cost of 1 kg?

πŸ’‘ Hint: Divide the total cost by the total weight.

Question 2

Easy

If a car travels 60 km in 1 hour, how far can it travel in 2 hours?

πŸ’‘ Hint: Double the distance.

Practice 4 more questions and get performance evaluation

Interactive Quizzes

Engage in quick quizzes to reinforce what you've learned and check your comprehension.

Question 1

What is indirect proportion?

  • When both quantities increase
  • When one quantity increases and the other decreases
  • They are always equal

πŸ’‘ Hint: Think about how one quantity affects another.

Question 2

Is the number of tickets purchased directly proportional to the total cost?

  • True
  • False

πŸ’‘ Hint: Consider how changing the number of tickets affects cost.

Solve 1 more question and get performance evaluation

Challenge Problems

Push your limits with challenges.

Question 1

If a train travels 120 km at a speed of 80 km/h, how long will it take? What if its speed is reduced to 60 km/h?

πŸ’‘ Hint: Use time = distance/speed to calculate.

Question 2

A 12-liter tank fills in 6 hours with 3 pipes. How many hours will it take if there are 4 pipes?

πŸ’‘ Hint: Setup proportions similar to earlier examples.

Challenge and get performance evaluation