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01-08-2019
Mathematics

contestada

If 1 + + 2 + 3 = 60, then the average (arithmetic mean) of , 2 , 3 , and 4 is equal to what

Respuesta :

01-08-2019

Step-by-step explanation:

1x+2x+3x=60

x=10

2x+3x+4x=20+30+40=90

average=90÷3=30

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