Answer / sweta

x had 39 tractors
y had 21 tractors
z had 12 tractors

Answer / abdul hamid

before z lent x has 12 trac y has 12 z has 48

before y lent x has 6 trac z has 24 y has 42

before x lent x has 39

y has 21

z has 12

Answer / sambasivan

X - 39 Y 21 and Z 12 is correct. another answer which
says X -36 is not correct because after giving Y and Z he
will be left with zero.

Answer / midhu262

x=0
y=0
z=72

Answer / jack

In the question it didnt said that X want to lend his
tractors to Y and Z. Similarly to others.... Hence it is
not an compulsary that X should lend tractors from him to
others. Hence 6 is answer.

6 6 6
6 12 12
12 12 24
24 24 24

Answer / vikram

x=36
y=24
z=12


do reverse calculation

z y x total
after transaction 24 24 24 72
last transaction 48 12 12 72
second transaction 24 42 6 72
first transaction 12 24 36 72

maintaine 72 as total

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