mighydavid mighydavid

15-05-2020
Mathematics

contestada

Can somebody please help me :(

Can somebody please help me class=

Respuesta :

SAVAGEQUEEN04 SAVAGEQUEEN04

15-05-2020

Steps:

Boys: 30+40+50+60+60+70+70+70+80+80+80+90+90+100 = 970

Girls: 10+20+50+50+60+70+70+80+80+80+90+100 = 760

THEN Divide the sum of boys and girls but how many numbers you added

970 ÷ 14 = 69.2

910 ÷ 12 = 63.3

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