Math Case Study Questions Class 8 Rational Numbers PDF | Case Study with Answers

Math Case Study Questions Class 8 Rational Numbers

Math Case Study Questions Class 8 Rational Numbers focus on enhancing students’ understanding of operations on rational numbers. These questions also help in building problem-solving and reasoning skills through real-world examples. Moreover, they make mathematical learning more practical and enjoyable.

Benefits of Practicing Class 8 Rational Numbers Case Studies

Practicing Math Case Study Questions on Rational Numbers improves clarity on concepts such as addition, subtraction, multiplication, and division of rational numbers. Additionally, these case studies strengthen analytical abilities and boost exam confidence effectively.

Learn with Video Tutorials

Students can watch engaging Class 8 Rational Numbers video tutorials to visualize concepts easily. Consequently, they gain better retention and understanding through step-by-step explanations of each math case study.

Municipal Water Distribution System Case Study

Case Study 2: CBSE Class 8 Rational Numbers PDF

The Municipal Water Authority of Green Valley City manages water distribution across three sectors: Residential, Commercial, and Industrial. The total daily water supply capacity is 450,000 liters. The water is distributed in the ratio 9:5:4 among the three sectors respectively. Due to maintenance work, the supply was reduced by \(\frac{1}{9}\) for one week. During this period, the Residential sector consumed \(\frac{7}{8}\) of its allocated water, while the Commercial sector used 0.85 of its allocation. The Industrial sector, being more efficient, used only \(\frac{3}{4}\) of its reduced allocation. The authority charges Rs. 0.008 per liter for residential use, Rs. 0.012 per liter for commercial use, and Rs. 0.015 per liter for industrial use. The saved water from the Residential sector was stored in a reserve tank. The water authority uses rational number calculations to maintain accurate billing and distribution records.

Multiple Choice Questions

1. What is the daily water allocation (in liters) for the Residential sector under normal supply conditions?

2. What was the total daily water supply (in liters) during the maintenance period?

3. During the maintenance period, what was the reduced daily water allocation (in liters) for the Residential sector?

4. What is the normal daily water allocation (in liters) for the Industrial sector?

5. How much water (in liters) did the Residential sector save during one day of the maintenance period?

Quiz Results

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