Answer: 34 questions
Step-by-step explanation:
If you have 40 questions, you have to find out what each question is worth which was 2.5 points per question. Then you divide 85 percent by 2.5 points and you get your answer that you got a total of <u>34 questions</u> corrects to get an 85%.
Hmmm... a geometric sequence MUST have a fixed common ratio. If it is changing, then the sequence you are looking at might not be a geometric sequence at all. We'd need to see an example to be sure.
Answer:
36.6 cm
Step-by-step explanation:
Each side, starting with the one all the way to the left and going anticlockwise.
7 + 4.3 + 7 + 4.3 + 7 + (7 - 4.3 = 2.7) + 4.3 = 36.6
$661.6-ish
$661.6432918 to be exact
Not sure if I preformed that correctly though
(red pens + black pens) / total pens
(4 + 6) / 15 = 10/15 = 2/3
