Q:

While in europe, if you drive 125 km per day, how much money would you spend on gas in one week if gas costs 1.10 euros per liter and your car's gas mileage is 23.0 mi/gal ? assume that 1euro=1.26dollars?

Accepted Solution

A:
Step 1Find the total number of kilometers driven in a weekMultiply [tex]125 km[/tex] by [tex]7[/tex][tex]125*7=875\ km[/tex]Step 2Find the the amount of gasoline requiredwe know thatThe car's gas mileage is [tex]23\frac{mi}{gal}[/tex]convert km to miles[tex]1\ mile=1.60934\ km[/tex][tex]875\ km=875/(1.60934)=543.70\ miles[/tex]Divide [tex]543.70[/tex] miles to [tex]23\frac{mi}{gal}[/tex] to find the number of gallons[tex]543.70/23=23.64\ gal[/tex]Step 3Find the costwe know thatThe gas costs [tex]1.10[/tex] euros per literconvert gallons to liters[tex]1\ gal=3,78541\ lt[/tex][tex]23.64\ gal=23.64*3.78541=89.48\ liters[/tex][tex]89.48*1.10=98.43\ euros[/tex]convert euros to dollars[tex]1\ euro=1.26\ dollars[/tex][tex]98.43*1.26=\$124.02[/tex]thereforethe answer is[tex]\$124.02[/tex]