A) 100
B) 200
C) 300
D) 400
Correct Answer: B
Solution :
(b) Part of book left to be read \[=1-\frac{3}{5}=\frac{2}{5}\] Now, \[\frac{2}{5}\] of book=80 \[\therefore \] Total book \[=\text{ }80\text{ }\times \frac{5}{2}=200\]You need to login to perform this action.
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