Question

A photograph of Tony shows him to be 3.5 cm tall. If the paragraph has a scale of 1:50, what is Tony real height?

Answer 1

It is given that the scale factor is 50.

So the height is 3.5x50 which will be:

$3.5\times50=175\operatorname{cm}$

So Tonys real height is 175 cm.