Plz help!!! algebra

convert the decimal 0.6 to a fraction by writing it as a infinite series.

1. what is the sum of
.30 + .15+ .075+.0375 + .01875+ .009375+ ...

Sum .30/2^n n=0,1,2,3,4,,,,,,,to inf

posted by bobpursley
2. 2.25

posted by ira

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