Correct me if i'm wrong but i think the best answer choice would be B.
P(red) = 9/(9 + 7 + 11) = 9/27 = 1/3
P(green) = 7/27
P(red or green) = 1/3 + 7/27 = 16/27
<span>$40 per hour
15 students per week
Each hourly student earns them $40 and there are 15 students, so this is multiplication.
40 * 15 = 600 per week
There are 4 weeks per month to earn 600 each week, this is again multiplication.
600 * 4 weeks = 2400 per month
</span><span>Out of their earned 2400 they must pay for their overhead, the building rent
2400 - 400 = 2000 profit
They are left with $2000 between them.</span>
Answer:
$48.5
Step-by-step explanation:
There are ten children and the total made is $485. So:
485/10 = $48.5