PLS HELP I WILL GIVE BRAINLIEST 1- If you are driving at a constant speed of 55 miles per hour, give an estimate of how many miles you will travel in 1 hour and 20 minutes. 2-Anthony paid $36.25 for about 11.5 gallons of gas. Estimate the price for one gallon of gas.

Write an expression that represents each statement.
3.The total cost of my cell phone bill for the 1st month, if I am charged a standard installation fee of $50 plus .50 cents for each channel that I have in my package.