SSC GD AVERAGE-5 QUIZ

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Question 1:

Average of $8 \mathrm{men}$ is increased by 4 years when two of then whose age are 30 and 34 years are replaced by 2 persons.

Question 2:

the mean of cubes of the first n natural number is

Question 3:

If the mean height of 12 men is 1.70 m and the mean height of 8 women is 1.60 m, then the total height of 8 women is:

Question 4:

The mean of first 50 natural numbers is:

Question 5:

The average of 17 numbers is 35. If each number is decreased by 3, what will the new average be?