Question

Which expression can be used to convert 80 US dollars (USD) to Australian dollars (AUD)?

1 USD = 1.0343 AUD
1 AUD = 0.9668 USD

A. 80 USD x 0.9668 USD/1 AUD
B. 80 USD x 1.0343 USD/1 AUD
C. 80 USD x 0.9668 AUD/1 USD
D. 80 USD x 1.0343 AUD/1 USD

Answer 1

D. 80 usd × 1.0343aud/1 usd

Answer 2

Answer: C.
`80\ USD*1.0343\ (AUD)/(1 USD)`

Explanation:

Given:
`1\ USD\ =\ 1.0343\ AUD\\1 AUD\ =\ 0.9668\ USD`

Now, To convert 80 US dollars (USD) to Australian dollars (AUD) we need to multiply the rate of 1 USD (1 USD = 1.0343 AUD) to 80 US dollars (USD), we will get the write expression.

Therefore, 80 US dollars(USD) =
`80\ USD*1.0343\ (AUD)/(1 USD)`

Hence, the expression can be used to convert 80 US dollars (USD) to Australian dollars (AUD)=
`80\ USD*1.0343\ (AUD)/(1 USD)`