Verified Answer :

3/5 5/1 = 15/5= 3

Final Answer, the product of 3/5
5 is 3

\(\frac{3}{5} * \frac{5}{1}\) 
so, begin multiplying the numerators,
35 =15
next multply the denominators,
5
1 =5
now you have 
\(\frac{15}{5}\)
so, 15 / 5 = 3