Respuesta :
10/4
15/6
20/8
Think about multiplying 5 and 2 with the same number. For 10/4 you multiply each 5/2 both by 2 and etc..
15/6
20/8
Think about multiplying 5 and 2 with the same number. For 10/4 you multiply each 5/2 both by 2 and etc..