a) Which of the following is in direct proportion?
(i) One side of a cuboid and its volume
(ii) The speed of a vehicle and the distance travelled in a fixed time
(iii) Change in age and height among individuals
(iv) Number of pipes filling up the tank and the time required to fill up the same tank.
Share
Answer:
answer is (4). number of pipes filling up the tank and the time required to fill up the same tank .
Answer:
(I)
(iii)
sorry if I am wrong