Last week Mario walked 7 frac34 miles This week he walked 15 5 6 miles What is the difference betwee...........

Quantitative Aptitude ( CCS) Time & distance

Last week Mario walked 7 ¾ miles. This week he walked 15 5/6 miles. What is the difference between the distance he walked this week and the distance he walked last week?

8 miles

8 1/12 miles

8 1/3 miles

9 miles

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Explanation:

first convert 15 5/6 into decimals = 15.8333333
then convert 7 3/4 into decimals = 7.75
then subtract 7.75 from 15.833333333
which is 8.0833333333 ---------------------------------answer in decimal form
convert back to fraction which is 8 1/12

Hence, option 2 is the correct answer.