PLEASE HELP ME!!!! If Machine A makes a yo-yo every five minutes and Machine B takes ten minutes. How many hours would it take them to make 20yo−yos?

Respuesta :

Answer:

It would take 2 hours working together to make 20 yo-yos

Step-by-step explanation:

ratio is 2/1 so if you write 14 5 minutes and 7 one minutes you will get 21 yo-yos, if you count up the time for the 20 you get 2 hours