A man 1.6 m high walks at the rate of 30 metre per minute away from a lamp which is 4m above ground . How fast does the man’s shadow lengthen ?

A man 1.6m high walks at the rate of 30 metre per minute away from a lamp which is 4m above ground.How fast does the mans shadow lengthen ?

A man who is 1.6 m tall walks away from a lamp which is 4 m above ground at the rate of 30 m/min. How fast is the man's shadow lengthening?

A man who is 1.6 m tall walks away from a lamp which is 4 m above ground at the rate of 30 m/min. How fast is the man's shadow lengthening?

A man who is 1.6 m tall walks away from a lamp which is 4 m above ground at the rate of 30 m/min. How fast is the man's shadow lengthening?

A man of height 1.6m, walks at a rate of 30m/sec away from a lamp which is 4m in height. How fast the shadow of man is lengthening.

A man 180 cm tall walks at a rate of 2m/sec. away, from a source of light that is 9 m above the ground. How fast is the length of his shadow increasing when he is 3 m away from the base of light?

A man 180 cm tall walks at a rate of 2m/sec. away, from a source of light that is 9 m above the ground. How fast is the length of his shadow increasing when he is 3 m away from the base of light?

A man 1.5m tall walks away from a lamp post 4.5m high at a rate of 4km/hr .(i) How fast is his shadow lengthening?

A man 1.5 m tall walks away from a lamp post 4.5 m high at a rate of 4 km/hr. (i) How fast is his shadow lengthening?

A man of height 2m walks at a uniform speed of 5km/h away from a lamp post which is 6m high. Find the rate at which the length of his shadow increases.