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Case-based Worksheet for Introduction to Linear Polynomials Class 9 Chapter 2 - Ganita Manjari

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Sample questions

Case Based Passage

EV Battery Charging

Rohan bought a new Electric Vehicle (EV). When he plugs it into a standard home charger, the battery level starts at 15% and increases steadily by 5% every hour. He wants to understand the charging pattern to plan his long trips.
EV Battery Charging
1. Question 1 [1 mark]
Formulate a linear polynomial \(B(h)\) that represents the battery percentage after \(h\) hours of charging.
2. Question 2 [1 mark]
What will be the battery percentage after he leaves it plugged in overnight for 8 hours?
3. Question 3 [2 marks]
Rohan needs his car to be at exactly \(85 \%\) to reach his destination comfortably. How many hours does he need to charge it?
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About this Case-based Worksheet

This case-based worksheet is designed for Class 9 Maths practice from Introduction to Linear Polynomials Class 9 Chapter 2 - Ganita Manjari. It uses the question types selected for this worksheet and keeps the preview representative of the complete set.

Solve the questions first, then use the separate answer key to check the method and identify concepts that need revision. For more practice, continue with the chapter quiz or another worksheet below.

Frequently asked questions

How many questions are in this case-based worksheet?

The complete worksheet contains 5 questions. This page shows a fixed preview of 1 question.

Does the worksheet include answers?

Yes. The complete download includes a questions PDF and a separate answer key PDF.

Do the sample questions change when the page is refreshed?

No. The preview is fixed and is the same for every visitor. The downloaded worksheet is generated separately.

How should I use this case-based worksheet?

Attempt the questions without the answer key, check each solution afterwards, and revise the linked chapter concepts before trying another worksheet or quiz.