Question

$frac{1}{ frac{1}{5}- frac{1}{30} }$

Answer 1

$frac{1}{ frac{1}{5} - frac{1}{30} } = frac{1}{ frac{6}{30} - frac{1}{30} } = frac{1}{ frac{5}{30} } =1*frac{30}{5}=6$