tolong dijawab dengan caranya ya

[tex] \frac{60 + 60 + 70 + 70 + 70 + 80 + 80 + 80 + 90 + 100}{10} = \frac{760}{10} = 76[/tex]

@Jadiin jawaban terbaik ya!!

60 x 2 = 120
70 x 3 = 210
80 x 3 = 240
90 x 1 = 90
100 x 1 = 100
120 + 210 + 240 + 90 + 100 / 2 + 3 + 3 + 1 + 1
760 / 10 = 76
D. 76