Tolong yaa bantuin makasiii :)

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Tolong yaa bantuin makasiii :)

Tolong yaa bantuin makasiii 🙂

Jawaban:

N = 4+7+12+16+11+6+4 = 60

1/2N = 1/2.60 = 30

TB = 54,5

f Me = 16

€fMe = 12+7+4 = 23

c = 58,5 – 54,5 = 4

Me = TB + 1/2N – €fMe . c

fMe

= 54,5 + 30–23 . 4

16

= 54,5 + 7 . 4

16

= 54,5 + 28

16

= 54,5 + 1,75

= 56,25

Jadi jawabannya C. 56,25

semoga membantu ya….