xoxo11 xoxo11
  • 29-06-2015
  • Mathematics
contestada

Heather is a cashier. She can ring up 11 customers in 5 1/2 minutes. At this rate, how many minutes does it take her to ring up 6 customers?

Respuesta :

ardjewel ardjewel
  • 29-06-2015
11=5.5
6=x
11/5.5=6/x
11/5.5=6/3
3 minutes to ring up six customers
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