<PRE><B>Question 1176616</B>
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Hi
 the ratio of right-handed students to the total number of students is 2:7
(surprising)
 Set Up Proportion for right handed:  Cross Multiply to Solve
   {{{2/7 = x/35}}}  x = 10 right handed.  Left handed 25.   {{{35-10}}}

Wish You the Best in your Studies.
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