Answer:
$64.99
Step-by-step explanation:
A total of $584.91 was spent among 9 people (Caleb + 8 friends), thus we can find the amount per person. 
Let the hall be A=1. For 3 hours 16 people can decorate the hall. Then P1=A\(t1.number people1) P=1/48. That is for 1 person. You have 24 people to decorate the same hall. Their P2 will be (1/48).24=1/2. t2=A/P2=2 hours
It will cost her $8.55 at $4.75 a pound
Answer:1928
Step-by-step explanation:488* 6
I used lattice
Amelio have 18 Nickels and 12 dimes!!
2.10−(6×0.05)−(12×0.10)−(12×0.05)= 0