1.

Find the mean of:(i) the first eight natural numbers(ii) the first ten odd numbers(iii) the first seven multiples of 5(iv) all the factors of 20(v) all prime numbers between 50 and 80.

Answer»
Find the mean of:

(i) the first eight natural numbers

(ii) the first ten odd numbers

(iii) the first seven multiples of 5

(iv) all the factors of 20

(v) all prime numbers between 50 and 80.


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