Question

Which of the following pairs of quantities vary directly?
1. Distance travelled (at constant speed), petrol used.
2. Age in years, weight in kilogram.
3. Number of same kind of books, height of pile.
4. Area of land, price of land.

Answer 1

Answer:

2

Step-by-step explanation:

I hope that it will help you

Answer 2

Answer:

first and third is pair of quantities vary di

rectly