The given question is 8+13+18+...... which is in arithmetic progression . And for arithmetic series, we have to use the following formula for nth term .

Here a =8 , d=5
So we get

And the required expression for n=7 is

Answer:
The answer should be B: 33.0
Step-by-step explanation:
I just used a calculator.
Answer:
Step-by-step explanation:
132
Hope I helepd
The formula for volume is length multiplied by width multiplied by height
I hope this helps sorry if it doesn't :)
The answer would be A. He should use the mean because it is in the center of the data. I hope this helped ^^