Answer:
distance = rate * time
rate = distance / time
= 2/3 mile divided by 1/2 hour
= 2/3 * 2/1 = 4/3 mph = 1 and 1/3 mph
His speed is 4/3 mph = 1 and 1/3 mph = 1.3 mph
So
1 mile = (4/3 mph) * TIME
Solving for Time T, it will take him t = 3/4 <--- the RECIPROCAL
and 3/4 hour = 45 minutes
Jack walks 1 mile in 45 minutes = 3/4 hour
Step-by-step explanation:
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