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# Raju purchases 10 pens for Rs. 150 and Manish buys 7 pens for Rs. 84. Can you say who got the pens cheaper?

Given:

Raju purchases 10 pens for $Rs.\ 150$ and Manish buys 7 pens for $Rs.\ 84$.

To do:

We have to find the pens purchased by Raju or Manish are cheaper.

Solution:

The pens purchased by Raju for $Rs.\ 150 = 10\ pens$

Therefore,

The cost of $1\ pen = \frac{150}{10}$

$=Rs.\ 15$

The cost of $1\ pen$ purchased by Raju is $Rs.\ 15$.

The pens purchased by Manish for $Rs.\ 84 = 7\ pens$

Therefore,

The cost of $1\ pen = \frac{84}{7}$

$=Rs.\ 12$

The cost of $1\ pen$ purchased by Manish is $Rs.\ 12$.

The pens purchased by Manish are cheaper than the pens purchased by Raju.

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