Q)Sunita and Sunil started walking to the east and to the north respectively from the same point and at the same speed. After 4 hours, the distance between them was 16√2. Then speed per hour=______.
a.l 7.5km/hr
b.) 8km/hr
c.) 4km/hr
d.) 9km/hr
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Answer:
9km/hr is the correct answer
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Answer:
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