Which of the following quantities vary directly with each other? (i) Number of articles (x) and their price (y). (ii) Weight of articles (x) and their cost (y). (iii) Distance x and time y, speed remaining the same. (iv) Wages (y) and number of hours (x) of work. (v) Speed (x) and time (y) (distance covered remaining the same) (vi) Area of a land (x) and its cost (y).

If two quantities x and y vary directly with each other, then

In which of the following tables x and y vary directly:

In which of the following tables x and y vary directly:

In which of the following tables x and y vary directly:

In each of the following x and y vary directly with each other . Find the constant of variable . (i) y = 3x (ii) 2x=3y (iii) 9x=y (iv) y = 2x

Two quantities x and y are said to vary directly with each other if for some rational number k, xy = k.

Which of the following are in direct variation or in invese variation? (? Tw (6) Number of articles (x) and their cost (v) (i) Distance (x) and time () when speed is uniform (same) (ii) Speed (x) and time () when distance covered is same. (iv) If cost of x pencils is Rs 20 and cost of one pencil is (), is a multiple of25 paise) (v) Number of balls (x) and weight of balls ) (vi) Number of workers (r) to complete a work and number of days (0) to complete the (vii) Number of bricks (x) and their weight ()all bricks are identical] (vii) Weight of guavas is (x) and their cost is Rs 100 and cost of per kg of guava is () [v is a multiple of 4 mpea

Which of the following quantities vary inversely as each other? The number of x men hired to construct a will and the time y takes to finish the job. The length x of a journey by bus and price y of the ticket Journey (x\ k m) undertaken by a car and the patrol (y\ l i t r e s) consumed by it.

Which of the following quantities vary inversely as each other? The number of x men hired to construct a will and the time y takes to finish the job. The length x of a journey by bus and price y of the ticket Journey (x\ k m) undertaken by a car and the patrol (y\ l i t r e s) consumed by it.