1.

The mean weight of 8 numbers is 15. If each number is multiplied by 2, what will be the new mean?

Answer»

We have, 

The mean weight of 8 numbers is 15 

Then, The sum of 8 numbers = 8 x 15 = 120. 

If each number is multiplied by 2

Then, new mean = 120 x 2

= 240

New mean = 240/8 = 30



Discussion

No Comment Found