Answers

2014-05-07T10:43:28+05:30
=2 + (2*5) + (5*10) + (10*5) + (5*9) + 5 + 9 + 558 
=2 + 10 + 50 + 50 + 45 + 5 + 9 + 558
=729
2 4 2
u should not use the implies sign
corrected.
2014-05-07T10:43:35+05:30
2+10+50+50+45+5+9+558=112+59+558=729
2 3 2