Identify if the sequence 5, 10, 15, 20 is an arithmetic sequence. ( yes/no)

(a)  

Find the 10th term of the arithmetic sequence 2, 5, 8, 11.

(a)  

Calculate the sum of the first 5 terms of the sequence 4, 8, 12, 16.

(a)  

What is the common difference of the sequence 12, 9, 6, 3?

(a)  

Find the 15th term of the arithmetic sequence where the first term is 7 and the common difference is 3.

(a)  

Calculate the sum of the first 8 terms of the sequence 1, 3, 5, 7.

(a)  

If the first term is 10 and the common difference is -2, what is the 12th term?

(a)  

What is the common difference in the sequence 20, 18, 16, 14?

(a)  

Identify the 5th term of the arithmetic sequence 6, 9, 12, 15.

(a)  

Calculate the sum of the first 6 terms of the sequence 3, 6, 9, 12.

(a)  

Solve the word problem: A car travels 60 km in the first hour, 70 km in the second hour, and continues to increase its speed by 10 km each hour. How far will it travel in the 5th hour?

(a)