Question

Which of the following is in direct proportion? *



a) Number of pages of a book and the height of a book.

b) Work done by a number of labours and the time taken by them to finish the work.

c) ) Speed of racing car and the time taken by it to reach the finishing line.

d) Area of land and its price

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Answer 1

Answer:

The term direct proportion means that two (or more) quantities increase or decrease in the same ratio. ... For example, in the purple paint mixture, the ratio of blue to red of 4:3. This does not necessarily mean we every mixture would have 4 red and 3 blue cans.