Question

1. increase $130 by 15%

Explanation:

Step1: Find 15% of 130

To find 15% of 130, we use the formula for percentage: $\text{Percentage of a number} = \text{Number} \times \frac{\text{Percentage}}{100}$. So, $130 \times \frac{15}{100} = 130 \times 0.15 = 19.5$.

Step2: Add the result to 130

Now, we increase 130 by this amount. So, $130 + 19.5 = 149.5$.

Answer:

\$149.5