Verified Answer :

Substitute 3/10 where 's' is. You then get 1/2 times 3/10. Then you multiply straight across; numerator times numerator, denominator times denominator and simplify.

Answer:

Given: \(\frac{1}{2}\times s\) and value of \(s=\frac{3}{10}\)

Step 1: To solve this First Put value of s in given expression

\(\frac{1}{2}\times s\)

\(\implies\frac{1}{2}\times\frac{3}{10}\)

Step 2: To multiply 2 fraction, we multiply numerator by numerator and denominator by denominator

\(\implies\frac{1\times3}{2\times10}\)

\(\implies\frac{3}{20}\)

Therefore, It is solved in just 2 steps.

Also it is in lowest form or simplest form.