Answer:
B
Explanation:
Answer= b 15 students
Work=
A; 5 + 10 + 16 = 31
B; 10 + 15 + 21 = 46
C; 16 + 21 + 27 = 64
D; 25 + 30 + 36 = 71
Please correct me if I’m wrong, but this is how I solved it. I hope this is right! Good luck :)
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