Ben drove 350 miles in 6 1/2 hours marcie drove 520 miles on 12 1/4 hours who drove faster

Can someone check if i did this right since i really want to make sure it’s correct. if you do you so much

Which inequality is equivalent to -3x < -12? x < 4 , x < -4 , x > 4, x > -4

Clarence wants to buy a new car. he finds an ad for a car that costs 27,200 dollars. suppose his local sales tax is 7%. -how much would he have to pay? -what is the cost of the car including tax? -if clarence has 29,864 saved, can he pay cash to buy the car?