Question

Which expression can be used to convert 22 Australian dollars to US dollars?

Assume 1.2 Australian dollars equals 1 US dollar.

Answer 1

1.2(22)=x
x= US Dollar amount of 22 Australian dollars.

Answer 2

Expression used to convert 22 Australian Dollar to US Dollar is
`(22)/(1.2)`

Explanation:

Given:

22 Australian Dollars.

To Do: Expression which can be used to convert Australian dollar to Us dollar.

Let, x be the number of Australian Dollars and y be the US Dollars.

We know that 1.2 Australian Dollar equal to 1 US Dollar.

⇒ 1 Australian Dollar =
`(1)/(1.2)` US Dollar

So, x Australian Dollar =
`(1)/(1.2)* x\:=\:(x)/(1.2)` US Dollar

Thus, Expression that can be used to convert Australian Dollar into US Dollar is given by,

`y=(x)/(1.2)`

So. 22 Australian Dollar

put x = 22

`y=(22)/(1.2)=18.3` US Dollars

Therefore, Expression used to convert 22 Australian Dollar to US Dollar is
`(22)/(1.2)`