প্রশ্ন ও উত্তর
The addition of 10 digits is 462. The average of their first four digits is 52 and the average of last 5 digits is 38. What is the fifth digit?
গণিত Statistics and Average 07 Oct, 2020
প্রশ্ন The addition of 10 digits is 462. The average of their first four digits is 52 and the average of last 5 digits is 38. What is the fifth digit?
সঠিক উত্তর
64
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