The average (arithmetic mean) of four different positive integers is 20. What is the greatest possible value of any of these integers?
A. 68
B. 70
C. 73
D. 74
E. 77
সঠিক উত্তরঃ
D.
74
Explanation:
20 average হলো চারটি সংখ্যা এর যোগফল 80. বাকি সংখ্যা গুলো 1, 2, 3 হলো সর্বোচ্চ সংখ্যাটি হবে (80-6) = 74. Answer 74.
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