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(B) 4 hr is the correct answer.
<h3><u>Explanation</u> :</h3>★ Speed of body is defined as the ratio of distance travelled to the time taken
- speed = distance/time
Given that,
distance = 56 miles
speed = 14 miles per hour
<u>By</u><u> </u><u>subs</u><u>tituting</u><u> </u><u>the</u><u> </u><u>values</u><u>,</u><u> </u><u>we</u><u> </u><u>get</u>
⭆ time = distance/speed
⭆ time = 56/14
⭆ <u>time = 4 hr</u>
<h3>Hope It Helps!</h3>