The average of smallest and largest primes between 60 and 80 is -
60
70
60
77
Description (বিবরণ) :
প্রশ্ন: The average of smallest and largest primes between 60 and 80 is -
ব্যাখ্যা:
60 ও 80 এর মধ্যে বৃহত্তম মৌলিক সংখ্যা 79
60 ও 80 এর মধ্যে বৃহত্তম মৌলিল সংখ্যা + 61
সংখ্যা দুটির সমষ্টি = 140
সংখ্যা দুটির গড় = 140/2 = 70
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