NCERT Class 8

44. When the speed is kept fixed, time and distance vary inversely with each other. 44. When the speed is kept fixed time and distance vary inversely with each other. August 5, 2021 Category: Chapter 13 - Direct and Inverse Proportions , Maths , NCERT Class 8 ,

43. Two quantities x and y are said to vary directly with each other if for some rational number k, xy = k. 43. Two quantities x and y are said to vary directly with each other if for some rational number k xy = k. August 5, 2021 Category: Chapter 13 - Direct and [...]

42. Devangi travels 50 m distance in 75 steps, then the distance travelled in 375 steps is _______ km. 42. Devangi travels 50 m distance in 75 steps then the distance travelled in 375 steps is _______ km. August 5, 2021 Category: Chapter 13 - Direct and Inverse Proportions , Maths , NCERT Class 8 [...]

41. If 45 persons can complete a work in 20 days, then the time taken by 75 persons will be ______ hours. 41. If 45 persons can complete a work in 20 days then the time taken by 75 persons will be ______ hours. August 5, 2021 Category: Chapter 13 - Direct and Inverse Proportions [...]

40. If the area occupied by 15 postal stamps is 60 cm^2, then the area occupied by 120 such postal stamps will be _______. 40. If the area occupied by 15 postal stamps is 60 cm^2 then the area occupied by 120 such postal stamps will be _______. August 5, 2021 Category: Chapter 13 - [...]

39. In case of inverse proportion, a2 = b2 (a^2 + b^2) 39. In case of inverse proportion August 5, 2021 Category: Chapter 13 - Direct and Inverse Proportions , Maths , NCERT Class 8 ,

38. In direct proportion, a1/b1_______ a2/b2 38. In direct proportion a1/b1_______ a2/b2 August 5, 2021 Category: Chapter 13 - Direct and Inverse Proportions , Maths , NCERT Class 8 ,

37. If x varies inversely as y and x = 4 when y = 6, then when x = 3 the value of y is _______. 37. If x varies inversely as y and x = 4 when y = 6 then when x = 3 the value of y is _______. August 5, 2021 [...]

36. If the thickness of a pile of 12 cardboard sheets is 45 mm, then the thickness of a pile of 240 sheets is _______ cm. 36. If the thickness of a pile of 12 cardboard sheets is 45 mm then the thickness of a pile of 240 sheets is _______ cm. August 5, 2021 [...]

35. An auto rickshaw takes 3 hours to cover a distance of 36 km. If its speed is increased by 4 km/h, the time taken by it to cover the same distance is __________. 35. An auto rickshaw takes 3 hours to cover a distance of 36 km. If its speed is increased by 4 [...]