The average of smallest and largest primes between 60 and 80 is -

The average of smallest and largest primes between 60 and 80 is - Correct Answer 70

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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