TOLONG JAWAB PAKE CARA

35.rata rata=semua di jumlah lalu di bagi banyak dari nilai
=87+89+80+75+90+89+82+64+85
=741÷9=82,3

36.136+136+136+135+135+140+142+142+142+142+145+145+145+145+145+146+146+150+156
=2.709÷19
=142,53cm

35)Rata2=87+89+80+75+90+89+82+64+85
=741
=741/9
=82,3

36)(136×3)+(135×2)+140+(142×4)+(145×5)+(146×2)+150+156
=2709
=2709÷(3+2+1+4+5+2+1+1)
=2709÷19
=142,53