Question

A building cast a shadow of length 20m at a time when a tree 6m high cast a shadow of length 8m find the length

Answer 1

Step-by-step explanation:

Let the length of the building be x m

A/Q

x:20::6:8

x×8=20×6

8x=120

x=120÷8

x=15

Hence, the length of building is 15m

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