chrisarneson chrisarneson
  • 17-11-2020
  • Mathematics
contestada

Zahara constructs 5 mirror frames in 30 minutes. At that rate, how many mirror frames can Zahara make in 9 hours

Respuesta :

candice3921
candice3921 candice3921
  • 17-11-2020

Answer:

90 mirrors

Step-by-step explanation:

If 5 mirrors=30 mins

then x=9 hrs

therefore 30÷60 to covert it to hours is equal to 0.5hr

5×9hrs÷0.5hr=90

therefore x=90

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