Question

In 0.12 757575757575......... the period= ------ and periodicity=-------

Answer 1

Given : 0.12 757575757575........

To Find : the period= ------ and periodicity=-------

Solution:

N = 0.127575757575......................

N = $0.12\overline{75}$

75 is the period  &

2 Is the periodicity

N = $0.12\overline{75}$

=> 100N = $12.\overline{75}$

10000N =  $1275.\overline{75}$

=> 9900N = 1263

=> N = 1263/9900

=> N = 421/3300

75 is the period  &

2 is the periodicity  

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