02-02-2020
Mathematics

contestada

Can you please solve 5 ??

Can you please solve 5 class=

Respuesta :

PollyP52 PollyP52

02-02-2020

Answer:

D. 18.

Step-by-step explanation:

3 5 9 13 16 20

To find the average we add these up and divide by 6:

= 66 / 6

= 11.

Now we want to increase the average by 1 that is to 12 by adding one more number.

So our new total has to be 12* 7 = 84.

So our new number is 84 - 66 = 18.

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