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Giveaway ratios (Posted on 2017-06-26) Difficulty: 2 of 5
If A received 30 from B, A would have twice B.
If B received 50 from A, B would have thrice A.

How much do A and B have?

No Solution Yet Submitted by Jer    
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my solution Comment 3 of 3 |
solving:

A+30=2*(B-30)     (i)
3*(A-50)=B+50   (ii)


Mult. (ii) by 2 and subtract (i):
 5*A=490

A=98
B=1/2 * (98+30) + 30 =64+30=94

answ:  (A,B)=(98,94)

  Posted by Ady TZIDON on 2017-06-28 00:10:18
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