The 1st row has 15 chairs.
The 2nd row has 15 + 3 = 18 chairs.
The 3rd row has 18 + 3 = 15 + 2•3 = 21 chairs.
The 4th row has 21 + 3 = 15 + 3•3 = 24 chairs.
The pattern continues, so that the n-th row has 15 + (n - 1)•3 = 3n + 12 chairs.
If there are 15 rows, then the total number of chairs is

where we use the formulas


Answer:Rhythmic/ musical learning style
Explanation:
Rhythmic learning style is when a student uses music to help them process information. They tend to hum, tap, sing or listen to music to help them learn better.
Answer:
in its local DNS cache
Explanation:
This cache stores this information that our computer has recently saved.
Hi , anticipatory socialization is the process facilitated by social interactions.