Question

LUck drove 223 milles using 10 gallons of gas.At this rate ,how many milles would she drive using 9 gallons of gas?

Answer 1

223/10 = ?/9

9 divided by 10 is 0.9

223 times 0.9  is 200.7

223/10 = 200.7/9

So Luck will drive 200.7 miles using 9 gallons of gas.