Answers

2014-08-18T16:47:32+05:30
Let the weight of cats, dogs and rabbits be x, y and z respectively.
x+y=24
x+z=10
y+z=20

(x+y)+(x+z)+(y+z)=24+10+20
2x+2y+2z=54
2(x+y+z)=54
x+y+z=54/2
x+y+z=27
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2014-08-18T21:31:39+05:30
Total weight of dog ,cat and rabbit is 27 kg . cat weight 7 kg ,dog 17 kg and rabbit 3kg
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