Problem
(a) $10 \%$ of what is 5 ? \[ \frac{5}{}=\frac{10}{100} \]
Solution
Step 1 ：We need to find a number such that 10% of it is equal to 5. This can be represented as an equation where we have 10% of a number (let's call it x) equal to 5.
Step 2 ：Solving the equation gives us x = 50.0
Step 3 ：\(\boxed{50}\) is the final answer.
