allery72 വിദ്യാർത്ഥികളിൽ, 40 പാടുന്നു, 32 നൃത്തം ചെയ്യുന്നു, 12 രണ്ടും ചെയ്യുന്നു. രണ്ടിൽ ഒന്നിലെങ്കിലും എത്രപേർ പങ്കെടുക്കുന്നു?
A64
B60
C58
D66
Answer & Solution
Correct answer: B. 60
യൂണിയൻ = 40 + 32 - 12 = 60 വിദ്യാർത്ഥികൾ.
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