In this task, you need to answer the given multiple-choice question on the gain. Gain is the value by which to multiply the input. Classify your answers into 'a', 'b', 'c', 'd', and 'e'.

Q: Problem: p and q invested in a shop . the profits were divided in the ratio of 5 : 2 respectively . if p invested rs . 5600 , the amount invested by q is : 
Options: a ) 3500 , b ) 5600 , c ) 2200 , d ) 2400 , e ) none

A: e
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Q: Problem: an agent , gets a commission of 2.5 % on the sales of cloth . if on a certain day , he gets rs . 21 as commission , the cloth sold through him on that day is worth 
Options: a ) 333 , b ) 500 , c ) 840 , d ) 299 , e ) 132

A: c
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Q: Problem: two men started from the same place walk at the rate of 10 kmph and 12 kmph respectively . what time will they take to be 10 km apart , if they walk in the same direction ? 
Options: a ) 5 hours , b ) 6 hours , c ) 8 hours , d ) 10 hours , e ) 12 hours

A:
a
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