NCERT Class 8
Example 6 : Side of a rhombus and its perimeter are in ______ proportion.
03
Aug
Example 6 : Side of a rhombus and its perimeter are in ______ proportion. Example 6 : Side of a rhombus and its perimeter are in ______ proportion. August 3, 2021 Category: Chapter 13 - Direct and Inverse Proportions , Maths , NCERT Class 8 ,
Example 5 : If x and y are inversely proportional then _____ = k where k is positive constant.
03
Aug
Example 5 : If x and y are inversely proportional then _____ = k where k is positive constant. Example 5 : If x and y are inversely proportional then _____ = k where k is positive constant. August 3, 2021 Category: Chapter 13 - Direct and Inverse Proportions , Maths , NCERT Class 8 [...]
Example 4 : Amrita takes 18 hours to travel 720 kilometres. Time taken by her to travel 360 kilometres is _______.
03
Aug
Example 4 : Amrita takes 18 hours to travel 720 kilometres. Time taken by her to travel 360 kilometres is _______. Example 4 : Amrita takes 18 hours to travel 720 kilometres. Time taken by her to travel 360 kilometres is _______. August 3, 2021 Category: Chapter 13 - Direct and Inverse Proportions , Maths [...]
Example 3 : Which of the following is in direct proportion? (a) One side of a cuboid and its volume. (b) Speed of a vehicle and the distance travelled in a fixed time interval. (c) Change in weight and height among individuals. (d) Number of pipes to fill a tank and the time required to fill the same tank.
03
Aug
Example 3 : Which of the following is in direct proportion? (a) One side of a cuboid and its volume. (b) Speed of a vehicle and the distance travelled in a fixed time interval. (c) Change in weight and height among individuals. (d) Number of pipes to fill a tank and the time required to [...]
Example 2 : A car covers a distance in 40 minutes with an average speed of 60 km per hour. The average speed to cover the same distance in 30 minutes is
03
Aug
Example 2 : A car covers a distance in 40 minutes with an average speed of 60 km per hour. The average speed to cover the same distance in 30 minutes is Example 2 : A car covers a distance in 40 minutes with an average speed of 60 km per hour. The average speed [...]
Example 1 : If x and y are directly proportional and when x = 13, y = 39, which of the following is not a possible pair of corresponding values of x and y ?
03
Aug
Example 1 : If x and y are directly proportional and when x = 13, y = 39, which of the following is not a possible pair of corresponding values of x and y ? Example 1 : If x and y are directly proportional and when x = 13 which of the following is [...]
124. The table shows the cost of sunscreen of two brands with and without sales tax. Which brand has a greater sales tax rate? Give the sales tax rate of each brand.
03
Aug
124. The table shows the cost of sunscreen of two brands with and without sales tax. Which brand has a greater sales tax rate? Give the sales tax rate of each brand. 124. The table shows the cost of sunscreen of two brands with and without sales tax. Which brand has a greater sales tax [...]
123. A student used the proportion n/100 = 5/32 to find 5% of 32. What did the student do wrong?
03
Aug
123. A student used the proportion n/100 = 5/32 to find 5% of 32. What did the student do wrong? 123. A student used the proportion n/100 = 5/32 to find 5% of 32. What did the student do wrong? August 3, 2021 Category: Chapter 8 - Comparing Quantities , Maths , NCERT Class 8 [...]
122. The per cent of pure gold in 14 carat gold is about 58.3%. A 14 carat gold ring weighs 7.6 grams. How many grams of pure gold are in the ring?
03
Aug
122. The per cent of pure gold in 14 carat gold is about 58.3%. A 14 carat gold ring weighs 7.6 grams. How many grams of pure gold are in the ring? 122. The per cent of pure gold in 14 carat gold is about 58.3%. A 14 carat gold ring weighs 7.6 grams. How [...]
121. The human body is made up mostly of water. In fact, about 67% of a person’s total body weight is water. If Jyoti weights 56 kg, how much of her weight is water?
03
Aug
121. The human body is made up mostly of water. In fact, about 67% of a person’s total body weight is water. If Jyoti weights 56 kg, how much of her weight is water? 121. The human body is made up mostly of water. In fact about 67% of a person’s total body weight is [...]