please answer this question it's urgent
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total weight = (40*7) + (42*6) + (43*12) + (44*9) + (45*6) + (48*10)
= 280 + 252 + 516 + 396 + 270 + 480
=2194
total no. of students = 7+6+12+9+6+10 = 50
average = 2194/50 = 43.88
= 280 + 252 + 516 + 396 + 270 + 480
=2194
total no. of students = 7+6+12+9+6+10 = 50
average = 2194/50 = 43.88
chinu37:
thanks bro
i am not boy , i am girl
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