Question

Find the sum of the first 10 terms. 0.5, 0.9, 1.3, 1.7....

Answer 1

Answer: the 10th term is 4.1

Explanation:

The sum is +0.4 each time.

1=0.5

2=0.9

3=1.3

4=1.7

5=2.1

6=2.5

7=2.9

8=3.3

9=3.7

10=4.1

Answer 2

The answer is 23

Explanation:

0.5, 0.9, 1.3, 1.7, 2.1, 2.5, 2.9, 3.3, 3.7, 4.1

You get the remaining terms by adding 0.4 to the previous number. Once all of the terms are found, add them up and you get an answer of 23.