Every day you drive to and from work. If you work 6 days a week and work is 7.65 miles from home (each way), how much are you spending in gas each week if the cost of gas is $1.8/gallon and your car gets 17miles/gallon? Round your answer to 2 decimal places. Do not put units in your answer! Determine the density of a solution if 39.63 mL has a mass of 129 grams. Record your answer to two decimal places. Do not put units in your answer!!