In how many ways can five different coloured flags be arranged in a row

120

Step-by-step explanation:

This is going to be a permutation because order matters.

The permutation formula is

step-by-step explanation:

this is not possible to solve with the info given.   you need at least an one angle somewhere.

in problems involving proportions, we can use cross products to test whether two ratios are equal and form a proportion. to find the cross products of a proportion, we multiply the outer terms, called the extremes, and the middle terms, called the means.

hope it