Answer:
a)
[tex] \frac{10}{7} [/tex]
b)
[tex] \frac{10}{35} [/tex]
Step-by-step explanation:
The reciprocal of a number is the inverse of the number
[tex] \frac{7}{10} = \frac{10}{7} (reciprocal)[/tex]
[tex]3.5 \: is \: also \: \frac{35}{10} [/tex]
[tex] \frac{35}{10} = \frac{10}{35} (reciprocal)[/tex]
[tex]you \: may \: choose \: to \: simplify \: to \: the \: lowest \: term \: depending \: on \: the \: question[/tex]