Math, asked by sharathnaval1441, 11 months ago

find the next number of the series 20 40 60​

Answers

Answered by sugandhsagar
0

Answer:

80,100,120,140,160,180,200

Step-by-step explanation:

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Answered by aswinasok1245
0

Answer:

80

Step-by-step explanation:

a=20

common difference =20

a4=a+(n-1)d

=20+3*20

20+60

80

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