kanchan takes 11/5 minutes to walk across the school ground . rita takes 7/4 minutes to do the same . who takes less time and by what fraction.
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Step-by-step explanation:
convert them into fractions with the same denominator so 44/20 and 35/20 then subtract the fraction 44/20-35/20=9/20 so rita is 9/20 minutes faster
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