devyniahjohnson devyniahjohnson
  • 18-04-2017
  • Mathematics
contestada

A duck's mass at birth was 0.05 kilogram. The duck gained approximately 0.042 kilogram each week. After how many weeks is the duck's mass 0.890 kilogram?

Respuesta :

Hellooitsme Hellooitsme
  • 18-04-2017
21 weeks, I believe.
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ColeJ
ColeJ ColeJ
  • 18-04-2017
0.890-0.05 = .840
.840/ 0.042 = 20
20 weeks

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