Craig walked a total of 8 kilometers by making 4 trips to school. After 23 trips to school, how many kilometers will Craig have walked in total?

If a boat travels 3 miles in 1.5 hours how far will it travel in 2 hours?

Which of the following graphs could represent a cubic function?

This is a rational expression because the denominator contains a variable. this is a polynomial with 3 terms. this is a rational expression because the denominator contains a variable. this is a polynomial with 4 terms. this is a rational expression because the denominator contains a variable. this is a polynomial with 4 terms. this is a rational expression because the denominator contains a variable. this is a polynomial with 3 terms. this is a rational expression because the denominator contains a variable. this is a polynomial with 5 terms.