In this task, you need to provide the correct option for a given problem from the provided options.
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Question: Problem: the h . c . f . of two numbers is 10 and the other two factors of their l . c . m . are 13 and 14 . the larger of the two numbers is : 
Options: a ) 100 , b ) 120 , c ) 180 , d ) 140 , e ) 60

Answer: d


Question: Problem: a starts business with rs . 3500 and after 5 months , b joins with a as his partner . after a year , the profit is divided in the ratio 2 : 3 . what is b ’ s contribution in the capital ? 
Options: a ) 6000 , b ) 9000 , c ) 9500 , d ) 12000 , e ) none

Answer: b


Question: Problem: how many positive factors of 42 are not factors of 56 ? 
Options: a ) 1 , b ) 2 , c ) 3 , d ) 4 , e ) 5

Answer:
d