Subtract. susan began a trip with 18 1/2 gallons of gas in the gas tank of her car. if she used 17 3/4 gallons on the trip, how many gallons did she have left when she finished the trip? 1 1/4 gallons 1 2/4 gallons 1/2 gallons 3/4 gallons

whole numbers.

step-by-step explanation:

we are given the average monthly rainfall (in millimeters) model r(m) for the years 1900-2009 as a function of the month number m.

as we can see m is taken for the number of months for years 1900-2009.

we know that number of months can't be a negative number or decimal number or a fraction.

so, the number of months could be only positive whole numbers.

therefore, whole numbers is more appropriate for the domain of r.

4

step-by-step explanation:

im pretty sure it's 4 beacsue 8/2 equals 4