Question

A model of the plane is made using a scale 1 : 5. if the lenghth of the plane is 20 how long is the model

Answer 1

Answer:

Length of aeroplane =40 m

Let, The length of model =l

Scale =

Aeroplane length

Model length

∴

400

1

=

40

Model length

Model length =

400

40×100

cm

Model length =10cm