Brittanyb13
Brittanyb13 Brittanyb13
  • 17-02-2016
  • Mathematics
contestada

You have 45 coins. Five out of every 9 are heads and the rest are tails.how many coins are heads?

Respuesta :

icarlson
icarlson icarlson
  • 17-02-2016
25 are heads because 

5  =  x
9     45

then cross multiply 

9x = 225 

then divide by 9 

x = 25
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