3. your car gets 30 mpg on the highway. if gas costs $4.20 per
gallon, how much does it cost to drive your car per mile?

Complete the table for different values of x in the polynomial expression -7x2 + 32x + 240. then, determine the optimal price that the taco truck should sell its tacos for. assume whole dollar amounts for the tacos.

The table shows the balance of a money market account over time. write a function that represents the balance y(in dollars) after t years.

Write the fraction 9/50 as a decimal if needed round to the nearest hundredth