One pound of ground beef is $3.09. how much is 4.5 pounds? round to the nearest hundredth, if necessary.

Since 1 pound is $3.09, 4.5 pounds will be:

It says to round to nearest hundredth, so your answer is $13.91.

For this case we can solve the problem, applying the following rule of three:

1 pound ---------------> $ 3.09

4.5 pounds -----------> x

From here, we clear the value of x.

We have then:

To the nearest hundredth

The cost of 4.5 pounds of beef equals $ 13.91.

just keep asking questions until you have a better understanding.

step-by-step explanation: