remember:
(a/b)÷(c/d)=[tex] \frac{ \frac{a}{b} }{ \frac{c}{d} }=( \frac{a}{b} )( \frac{d}{c} ) = \frac{ad}{bc} [/tex]
so
(7/10)÷(1/5)=[tex] \frac{ \frac{7}{10} }{ \frac{1}{5} }=( \frac{7}{10} )( \frac{5}{1} ) = \frac{(7)(5)}{(10)(1)}= \frac{35{10}= \frac{7}{2} [/tex]
the answer is 7/2
