Question

x and y are said to vary directly if —————
A. xy = k, k is a positive number.
B. x/y = k, k is a positive number.
C. x + y = k, k is a positive number.
(I need it fast plz)

Answer 1

Answer:

b

Step-by-step explanation:

Dear friend,

Here is your answer

x and y are said to be in direct variation if their ratio is equal to the constant "k".

x : y = k

x/y = k (Ratio symbol replaced by division)

So, the right answer is (B)

Answer 2

Answer:

x/y=k

this is the true answer so option (b)