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Note that A is “6 times” of  C, and also about “4 times” of B. 

Let A be 12u (LCM of 6 and 4), then C is 2u, B is 3u+4.

Comparing C and B, C is 1u+4 less, also $10 less than B. 1u +4=10, u=6

total is 17u+4 = 17×6+4 =$106#

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