Our ncert solutions for Exercise 13.1 Class 8 maths 13. Direct and Inverse Proportions - ncert solutions - Toppers Study is the best material for English Medium students cbse board and other state boards students.

# Exercise 13.1 Class 8 maths 13. Direct and Inverse Proportions - ncert solutions - Toppers Study

Topper Study classes prepares ncert solutions on practical base problems and comes out with the best result that helps the students and teachers as well as tutors and so many ecademic coaching classes that they need in practical life. Our ncert solutions for Exercise 13.1 Class 8 maths 13. Direct and Inverse Proportions - ncert solutions - Toppers Study is the best material for English Medium students cbse board and other state boards students.

## Exercise 13.1 Class 8 maths 13. Direct and Inverse Proportions - ncert solutions - Toppers Study

CBSE board students who preparing for **class 8 ncert solutions maths and Mathematics** solved exercise **chapter 13. Direct and Inverse Proportions** available and this helps in upcoming exams
2024-2025.

### You can Find Mathematics solution Class 8 Chapter 13. Direct and Inverse Proportions

- All Chapter review quick revision notes for chapter 13. Direct and Inverse Proportions Class 8
- NCERT Solutions And Textual questions Answers Class 8 Mathematics
- Extra NCERT Book questions Answers Class 8 Mathematics
- Importatnt key points with additional Assignment and questions bank solved.

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See all solutions for class 8 maths chapter 13 exercise 13 in english medium solved questions with answers.

### Exercise 13.1 class 8 Mathematics Chapter 13. Direct and Inverse Proportions

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- Exercise 13.1 Class 8 Maths 13. Direct And Inverse Proportions - Ncert Solutions - Toppers Study
- Class 8 Ncert Solutions
- Solution Chapter 13. Direct And Inverse Proportions Class 8
- Solutions Class 8
- Chapter 13. Direct And Inverse Proportions Exercise 13.1 Class 8

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## 13. Direct and Inverse Proportions

### | Exercise 13.1 |

## Exercise 13.1 Class 8 maths 13. Direct and Inverse Proportions - ncert solutions - Toppers Study

Exercise 13.1

**Q1. ****Following are the car parking charges near a railway station upto**

**4 hours Rs 60**

**8 hours Rs 100**

**12 hours Rs 140**

**24 hours Rs 180**

**Check if the parking charges are in direct proportion to the parking time.**

**Solution : **

**Q2. A mixture of paint is prepared by mixing 1 part of red pigments with 8 parts of base. In the following table, find the parts of base that need to be added.**

**Q3. ****In Question 2 above, if 1 part of a red pigment requires 75 mL of base, how much red pigment should we mix with 1800 mL of base?**

**Solution: **

**Q4. ****A machine in a soft drink factory fills 840 bottles in six hours. How many bottles will it fill in five hours?**

**Solution: **

**Q5. ****A photograph of a bacteria enlarged 50,000 times attains a length of 5 cm as shown in the diagram. What is the ***actual ***length of the bacteria? If the photograph is enlarged 20,000 times only, what would be its enlarged length?**

**Q6. ****In a model of a ship, the mast is 9 cm high, while the mast of the actual ship is 12 m high. If the length of the ship is 28 m, how long is the model ship?**

**Therefore the length of model ship is 21 cm. **

**Q7. ****Suppose 2 kg of sugar contains 9 × 10 ^{6} crystals.**

**How many sugar crystals are there in **

**(i) 5 kg of sugar? **

**(ii) 1.2 kg of sugar?**

**Solution: **

**Q8. ****Rashmi has a road map with a scale of 1 cm representing 18 km. She drives on a road for 72 km. What would be her distance covered in the map?**

**Q9. ****A 5 m 60 cm high vertical pole casts a shadow 3 m 20 cm long. Find at the same time**

**(i) The length of the shadow cast by another pole 10 m 50 cm high **

**(ii) The height of a pole which casts a shadow 5m long.**

**Solution: **

**Q10. ****A loaded truck travels 14 km in 25 minutes. If the speed remains the same, how far can it travel in 5 hours?**

**Solution: **

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