Question 12

Explanation

Ratio Analysis

The ratio of visitors on Monday, Tuesday, and Wednesday is given as $3 : 4 : 5$. The total number of visitors for these three days is $144$.

We can calculate the total number of parts (units) in the ratio:

This means $12$ units correspond to $144$ people.

Calculating Monday's Visitors

Monday has a share of $3$ units. We use the fraction method to find the number of visitors.

Simplify the fraction $\frac{3}{12}$ to $\frac{1}{4}$.

Thus, the number of visitors on Monday is $36$.