Question

If x and y are in a direct proportion then which of the following is correct? ………

(a)

x - y

= constant (b)

x

+

y

= constant (c)

x

x

y

= constant (d)

x

y

= constant​

Answer 1

Answer:

Answer:

Step-by-step explanation:

When two quantities x and y are increase or decrease together in such a manner that the ratio of their corresponding values remains constant we said that two quantities are in direct proportion.

Therefore,

\frac{x}{y}=k\text{ (Constant)}

y

x

=k (Constant)