You plan to take a 1133-mile trip in your car, which averages 22 miles per gallon. how many gallons of gasoline should you expect to use? would a car that has only half the gas mileage require twice as much gasoline for the same trip? explain

The line y = x + passes through (−3, 7) and is parallel to y = 4x − 1.

Tabby sells clothing at a retail store, and she earns a commission of 6.25% on all items she sells. last week she sold a pair of jeans for $32.50, a skirt for $18.95, and 2 blouses for $14.95 each. what was tabby's total commission? a $4.15 b $5.08 c $81.35 d $348.60

The distribution of the amount of money spent by students for textbooks in a semester is approximately normal in shape with a mean of $235 and a standard deviation of $20. according to the standard deviation rule, how much did almost all (99.7%) of the students spend on textbooks in a semester?