| The cost of 36 pens is Rs. 540. How many per can be purchased in Rs. 405? |
A) 24
B) 29
C) 26
D) 27
E) None of these
Correct Answer: D
Solution :
| 36 pens \[\xrightarrow{{}}Rs.\text{ }540\] |
| 1 pen \[\xrightarrow{{}}\frac{540}{36}=\text{Rs}\text{.}\,\,\text{15}\] |
| \[\therefore \]Number of pen \[=\frac{405}{15}=27\] |
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