A student obtain 75%, 80% and 85% in three subjects, if the marks of another subject are added then the number can't be less than...? Mcqs

A student obtain 75%, 80% and 85% in three subjects, if the marks of another subject are added then the number can't be less than...?

(A) 60%

(B) 70%

(C) 80%

(D) None of these