Decimal representation of a rational cannot be ?

Aiden buys two bags of chips at $1.09 each and a 20 ounce soda for $1.20 at the gas station.he knows that the state tax is 5.5. how much change will he receive from a $5 bill?

Explain how you can use the associative property to evaluate (7x50)x4.

A. what does the point (4, 122) represent? b. what is the unit rate? c. what is the cost of buying 10 tickets?