Car A travels east at and is initially behind Car B

PHYSICS · Single correct · CBSE · Physics · Motion · Motion

Problem

Car A travels east at

30\,\text{m/s}

and is initially

150\,\text{m}

behind Car B, which travels east at

20\,\text{m/s}

. How much time elapses before Car A draws even with Car B? (a)

5\text{ s}

(b)

6\text{ s}

(c)

15\text{ s}

(d)

7.5\text{ s}

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