# Y varies inversely as x, and y = 50 when x = 10. What is the value of y when x = 20?

##### 1 Answer

When

#### Explanation:

**Method 1:**

In an inverse variation as one variable increases the other decreases.

We now insert a constant

We now substitute the value of variables as provided:

Now we use the value of this constant to find

As per data provided

**Method 2:**

As per data provided when

So, when

(

Since the value of

So,