Answer:
22 people
Step-by-step explanation:
Using the concept of a Venn Diagram, you place the 3 people in the intersection. Then, you subtract the three from both groups to keep the balance.
Since you said "or", you just add the entirety of the population.

Answer:
$2.31 / lb
Step-by-step explanation:
If Vector bought 15.6 lbs of paintballs, and altogether the balls cost $35.99.
If we want to find out how much the paintballs cost per pound, we need to divide out the cost
$35.99 / 15.6 lbs
2.307 $/lb
We can round this to $2.31 / lb
This is easy young one it is 6.5 because you move the decimal place 2 places to the left when dividing by 100
<span />