Answer:
13
Step-by-step explanation:
It's not 3.25 because if you simplify 6.5 and 0.5, you get 65 and 5 which if you divide is 13.
Answer:
Option C
Step-by-step explanation:
Circumference of a circle is:

r - radius
We are given the radius of 3 inches.

Option C should be the correct answer.
Hope this helps!
Answer:
36 questions was answered correctly
Step-by-step explanation:
80 x .45 = 36
Hope this helps
Have a great day :D
Answer:
a) 320 is correct
b) 20 more 18 year old students
Step-by-step explanation:
a) 320 is correct
b) 20 more 18 year old students: The only information we have in the 25 - 35 minute time frame is the data for 30 minutes:
12 years: 40 students
18 years: 60 students
Difference = 20 more 18 year old students than 12 year old students spent spent time on social media for 25 - 35 seconds.
Answer:
406.153846 or about 406 feet per minute
Step-by-step explanation:
Start by converting the 13 minutes per mile to feet per minute by turning the mile into 5,280 feet. So you run 5,280 feet in 13 minutes. Then you divide 5,280 by 13 so you get the amount of feet per minute, hence about 406 feet per minute.
I didn't know if you needed an exact answer or to round so I gave you both :)