Nae028
contestada

A store sell 21 piece of clothing every 45 minutes.How long will it take the store to sell 100 pieces of clothing?

Respuesta :

Explanation:

21 piece =45 mins

100 pieces= x

on cross multiplication

21x=45×100mins

21x =4500mins

x =4500mins÷21

=214.3mins or 3.57hrs