20×1=20
20×2=40
20×3=60
20×4=80
20×5=100
20×6=120
20×7=140
20×8=160
20×9=180
20×10=200
(Only include this if the table is up to 12)
20×11=220
20×12=240
Answer:

Step-by-step explanation:


We have to find


If 

=
Hence our answer is

For the series 3/2 + 3/4 + 3/8 + 3/16 + ...the sum will be calculated by the formula
.
<h3>What is number series?</h3>
When the numbers are arranged in a series with some logic then it is called as the number series.
here we have a series:

The sum of the series will be given as:


Hence for the series 3/2 + 3/4 + 3/8 + 3/16 + ...the sum will be calculated by the formula 
To know more about number series follow
brainly.com/question/6561461
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Answer:
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Step-by-step explanation: