Question Answers

18. If xy = 10, then x and y vary ______ with each other. 18. If xy = 10 then x and y vary ______ with each other. August 5, 2021 Category: Chapter 13 - Direct and Inverse Proportions , Maths , NCERT Class 8 ,

17. If x = 5y, then x and y vary ______ with each other. 17. If x = 5y then x and y vary ______ with each other. August 5, 2021 Category: Chapter 13 - Direct and Inverse Proportions , Maths , NCERT Class 8 ,

16. Both x and y vary directly with each other and when x is 10, y is 14, which of the following is not a possible pair of corresponding values of x and y? 16. Both x and y vary directly with each other and when x is 10 which of the following is not [...]

15. If the distance travelled by a rickshaw in one hour is 10 km, then the distance travelled by the same rickshaw with the same speed in one minute is 15. If the distance travelled by a rickshaw in one hour is 10 km then the distance travelled by the same rickshaw with the same [...]

14. If two quantities p and q vary inversely with each other, then 14. If two quantities p and q vary inversely with each other then August 5, 2021 Category: Chapter 13 - Direct and Inverse Proportions , Maths , NCERT Class 8 ,

13. If two quantities x and y vary directly with each other, then 13. If two quantities x and y vary directly with each other then August 5, 2021 Category: Chapter 13 - Direct and Inverse Proportions , Maths , NCERT Class 8 ,

12. 100 persons had food provision for 24 days. If 20 persons left the place, the provision will last for 12. 100 persons had food provision for 24 days. If 20 persons left the place the provision will last for August 5, 2021 Category: Chapter 13 - Direct and Inverse Proportions , Maths , NCERT [...]

11. Meenakshee cycles to her school at an average speed of 12 km/h and takes 20 minutes to reach her school. If she wants to reach her school in 12 minutes, her average speed should be 11. Meenakshee cycles to her school at an average speed of 12 km/h and takes 20 minutes to reach [...]

10. Both x and y are in direct proportion, then x/1 and y/1 are (a) in indirect proportion. 10. Both x and y are in direct proportion then x/1 and y/1 are (a) in indirect proportion. August 5, 2021 Category: Chapter 13 - Direct and Inverse Proportions , Maths , NCERT Class 8 ,

9. Which of the following vary inversely with each other? (a) speed and distance covered. (b) distance covered and taxi fare. (c) distance travelled and time taken. (d) speed and time taken. 9. Which of the following vary inversely with each other? (a) speed and distance covered. (b) distance covered and taxi fare. (c) distance [...]