1.

1). 2/52). 7/103). 125/1444). 26/52

Answer»

$(\FRAC{{0.5{\RM{}} \TIMES {\rm{}}0.1{\rm{}} \times {\rm{}}0.25{\rm{}} \times {\rm{}}0.01}}{{0.2{\rm{}} \times {\rm{}}0.2{\rm{}} \times {\rm{}}0.4{\rm{}} \times {\rm{}}0.03{\rm{}} \times {\rm{}}0.3}} = ?)$

= $(\frac{{0.05{\rm{}} \times {\rm{}}0.0025}}{{0.016{\rm{}} \times {\rm{}}0.009}})$

= 0.000125/0.000144

= 125/144



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