Question

Mean of 5 numbers is 30if one more no.Add mean remains 30

Answer 1

mean of 5 numbers =30

sum of 5 numbers =30×5

=150

if one no. is included,

mean of 6 numbers=30

sum of 6 numbers =30×6

=180

the number = sum of 6no.-mean of 5no.

=180-150

=30-answer

$hope \: its \: helps \:$