Question

In which of the above tables x and y vary directly?
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Answer 1

Answer:

(i) and (ii)

Step-by-step explanation:

(i) Directly proportional.

In this table, value of ‘b’ is thrice the value of ‘a’ in all the columns. Therefore ‘a’ and ‘b’ are directly proportional.

(ii) Directly proportional.

In this table, value of ‘b’ is half of the value of ‘a’ in all the columns. Therefore ‘a’ and ‘b’ are directly proportional.

Answer 2

Answer:

in third(iii) equation