A) 25
B) 20
C) 28
D) 29
Correct Answer: A
Solution :
[a] SP of 25 m of cloth \[-\] CP of 26 m of cloth = SP of 5m of cloth \[[\because \text{SP}-\text{CP}=\text{Profit }\!\!]\!\!\text{ }\] \[\Rightarrow \] SP of 20 m of cloth = CP of 25 m of cloth \[\therefore \] Profit per cent \[=\frac{25-20}{20}\times 100\] = 25% [Using \[\frac{a-b}{b}\times 100%\]] |
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