We have the following values:
Total people: 31
People per team: 4
The number of teams will then be:
N = (31) / (4)
N = 7.75
Round to the previous whole number.
N = 7
There are 7 teams.
Answer:
they can make about 7 teams.
The circumference is about 3.14 (

) times bigger than twice the radius. Mathematically, this can be writted as

, where C equals the circumference and r equals the radius, or

where C equals the circumference and d equals the radius.
Answer:

Step-by-step explanation:
Given the expressions all that is required is to expand them (using the distributive property) to see which answers they match up to:
For a:
For b:
For c calculate the square of a sum: 
(add like terms) c: 
For d: 

I READ IT WRONG AHH
Answer:
3
Step-by-step explanation:
5x + 1/4 = 61/4
-1/4 -1/4
5x = 15
/5 /5
x = 3