Question

In a model of a ship, the mast is 9 m high, while the mast of the actual ship is 12 m high. If the length of the ship is 28 m, how long is the model ship ?

Answer 1

Let model ship is x m long.
$\frac{9}{12}=\frac{x}{28}$
$\Rightarrow x=\frac{9\times 28}{12}=21$
$Lengthofthemodelship=21m$