A) 54
B) 9
C) 15
D) 18
Correct Answer: A
Solution :
1 chapter takes 6 days. \[\therefore \] 3 chapters will take. \[(6\times 3)=18\] days. Number of chalk pieces used in 1 day = 3 \[\therefore \]Number of chalk pieces used in 18 days = 18 x 3 = 54You need to login to perform this action.
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