Answer:
0.714
Step-by-step explanation:
P(A or B or C) = P(A) + P(B) + P(C)
=(5/35)+(10/35)+(15/35)
=25/35
=0.714
9 students
because 15x 3 = 45 so 12x3= 36 so 45-36= 9 Can i be branliest
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