Practice Applications of Linear Equations - 5 | Chapter: Linear Equations | CBSE Class 9 Maths
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Practice Questions

Test your understanding with targeted questions related to the topic.

Question 1

Easy

Write the equation for a phone plan with a $15 base fee and $0.60 per minute.

πŸ’‘ Hint: Consider how the base fee contributes to the total cost.

Question 2

Easy

If you drive at 50 km/h for 3 hours, how far do you go?

πŸ’‘ Hint: Use the formula d = st.

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 linear equation represents the cost of a phone call that has a $10 base and costs $0.50 per minute?

  • C = 0.5m + 10
  • C = 10m + 0.5
  • C = 0.5 + 10m

πŸ’‘ Hint: Look at the fixed and variable components.

Question 2

True or False: The motion equation d = st implies that distance is directly proportional to time.

  • True
  • False

πŸ’‘ Hint: Consider what happens when you increase time.

Solve 1 more question and get performance evaluation

Challenge Problems

Push your limits with challenges.

Question 1

A gym membership has a $50 initiation fee and a monthly fee of $30. Write an equation for the total cost after 6 months and calculate.

πŸ’‘ Hint: Substitute the number of months into the equation and calculate.

Question 2

A bike rental company charges $5 per hour plus a one-time fee of $10. Write the equation and calculate the cost for renting for 4 hours.

πŸ’‘ Hint: Plug in the number of hours into the equation.

Challenge and get performance evaluation