cherrydoodlez
cherrydoodlez cherrydoodlez
  • 18-05-2022
  • Mathematics
contestada


could you help me with 15 please?

could you help me with 15 please class=

Respuesta :

xanderjr1028
xanderjr1028 xanderjr1028
  • 18-05-2022

Answer: 11 pounds

Step-by-step explanation:

Total weight of the first 8 backpacks

8*14

= 112 pounds

Total weight of the second 12 backpacks

12*9

= 108 pounds

Total weight of the whole 20 backpacks

112+108

= 220 pounds

therefore the mean weight of the 20 backpacks is

220 / 20

= 11 pounds

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