Rose walks 2 2/3 km in three-fifths of an hour. If her speed remains unchanged, how many kilometres can she walk
in one and three quarters of an hour? Express your answer as a mixed number in lowest terms.
Answers
Answer:
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Answer:
First convert the distance she ran from a mixed number to a improper fraction:
2-3/4 equals 11/4.
Since this a unit rate problem divide the miles by the time traveled.
11/4 (miles) ÷ 1/3 (hour). When you divide a number by a fraction use (Keep-Change-Flip).
11/4 × 3/1 = 33/4 miles/hour.
Convert improper fraction to mixed number by dividing 33 by 4.
33/4 = 8-1/4 miles/ hour.
Step-by-step explanation:
First convert the distance she ran from a mixed number to a improper fraction:
2-3/4 equals 11/4.
Since this a unit rate problem divide the miles by the time traveled.
11/4 (miles) ÷ 1/3 (hour). When you divide a number by a fraction use (Keep-Change-Flip).
11/4 × 3/1 = 33/4 miles/hour.
Convert improper fraction to mixed number by dividing 33 by 4.
33/4 = 8-1/4 miles/ hour.