Answer:

Explanation:
sop : jr = 2 : 3
jr : sen = 5 : 6
find the LCF of jr → LCF of 3 & 5 → which is equals to 15
sop : jr = 2 : 3 = 10 : 15
jr : sen = 5 : 6 = 15 : 18
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sop : jr : sen = 10 : 15 : 18 → the whole team = 10 + 15 + 18 = 43
fraction sop to the whole team =
