Answer:
5
Step-by-step explanation:
The ones place is the one most to the right that isn't after a decimal point.
Answer:
The average age of the students at the school is 16.4 years.
Step-by-step explanation:
To find the average age of the students at the school, we multiply each age by it's percentage.
We have that:
7% of the students are 14
22% of the students are 15
24% of the students are 16
23% of the students are 17
19% of the students are 18
The rest is 19
The rest is?
100-(7+22+24+23+19) = 100 - 95 = 5
So 5% of the students are 19
Find the average age of the students at Thomas Jefferson High School.
The average age of the students at the school is 16.4 years.
Answer:
32
Step-by-step explanation:
(3x-4)+(3x-8)=180
6x-12=180
6x=192
X=32
Answer:
B) 9.2
Step-by-step explanation:
To find an average, you have to combine all of your numbers and then divide by how many there are.
So first, combine the values.
9.7 + 8.6 + 9.3 = 27.6
Now, divide by how many numbers you had, which is 3.
27.6 ÷ 3 = 9.2