a teacher earns $25000 a year and receive a 5% cost of living increase in salary with $ 275 merit increase. his salary increases by?

.05*25000 + 275 = ?

4.5

To calculate the increase in the teacher's salary, we will first calculate the increase in salary due to the cost of living increase and then add the merit increase.

Step 1: Calculate the cost of living increase
The cost of living increase is 5% of the teacher's current salary:
5% of $25000 = 0.05 * $25000 = $1250

Step 2: Calculate the total increase in salary
The total increase in salary is the sum of the cost of living increase and the merit increase:
$1250 + $275 = $1525

Therefore, the teacher's salary increases by $1525.