Tractors
Written on 12:12 am by Vja Students
There are 3 persons X, Y and Z. On some day, X lent tractors to Y and Z as many as they had. After a month Y gave as many tractors to X and Z as many as they have. After a month Z did the same thing. At the end of this transaction each one of them had 24.
Find the tractors each originally had?
Solution:
Initially X had 39 tractors, Y had 21 tractors and Z had 12 tractors
Answer is X=13, Y=7, Z=4.
Answer is X=39, Y=21, Z=12.
Lets start from the back...
x-y-z
24-24-24
12-12-(24+12+12)
12-12-48
6-(12+24+6)-24
6-42-24
(6+21+12)-21-12
39-21-12