Question

if mean of 10 numbers is 30.if every number is multiplied by 2 find the new median​

Answer 1

/* There is a mistake in the question. We have to find new mean .*/

$Given \: the \:mean \:of \: 10 \: numbers = 30$

/* According to the problem given */

If every number is multiplied by 2 then

$New \: mean = 2 \times old \:mean$

$= 60$

Therefore.,

$\red{ Required \:new \:mean } \green { = 60}$

•••♪

Answer 2

Given :

if mean of 10 numbers is 30.if every number is multiplied by 2

To Find :

new mean

Solution :

New mean = old mean × 2

⇒ New mean = 30 × 2

⇒ New mean = 60

★ New mean is 60