A) 20
B) 10
C) 100
D) \[\frac{1}{10}\]
Correct Answer: B
Solution :
(b): \[\left( 0.\overline{11}+0.\overline{22} \right)\times 30=\left( \frac{11}{99}+\frac{22}{99} \right)\times 30\] \[=\frac{33}{90}\times 30=\frac{990}{90}=11\]You need to login to perform this action.
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