<span>valid. She used a representative sample
</span>because she correctly found the average and 18,000 is a reasonable number to get for a the problem
Step-by-step explanation:
Mean =sum of values /number of values
total sum ↪️ 6+4+9+6+7+10+7
number of values is 7
= 49/7
<h2> =
7 is themean</h2>
1. (5x-8)=(8x-17)
5x-8x=-17+8
-3x=-9
x=3
2. (3x+5) + (4x-7) =180
3x+5+4x-7=180
3x+4x=180-5+7
7x=182
x=26
Answer:
The circumference of the circle is <u>C-72.22 </u><u>units</u>
Step by step explanation-
Given-
- Diameter of circle (d) = 23 units
- π = 3.14
Now,
<h3>
</h3>
Answer:
50%
Step-by-step explanation:
You divide the two
