Question

3. An electric pole 20 m high casts a shadow of 15 m. Find the height of a telephone pole which casts a shadows
12 m at the same time.
​

Answer 1

Answer:

20

+15

+12

=47

Answer=47

Answer 2

Answer:

The height of the telephone pole that casts a shadow of 12m at the same time is 16m.

Step-by-step explanation:

Given :

An electric pole 20 m high casts a shadow of 15 m.

Let the height of the telephone pole be x

According to the question,

⇒ 20/15 = x/12

⇒ 20 × 12 = x × 15

⇒ 240 = 15x

⇒ x = 240/15

⇒ x = 16

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