Question

1.Riya starts her journey on a car from her house and travels a distance of 4 km towards East where her friend Priya lives.She picks up Priya and moves towards school which is located at a distance of 4 km towards North with respect to Priya's house.The initial point of this activity is Rita's house and final point is school.Find distance and displacement.

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Answer 1

Answer:

Average speed =6 km/hr

Average speed =

v

1

+v

2

2v

1

v

2

km/hr

6=

4+x

2×4×x

⇒24+6x=8x

⇒2x=24

⇒x=12 km/hr

Answer 2

Answer:

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