d = 2 n
q = .5 n
5 n + 10 d + 25 q = 30,000 cents
5 n + 20 n + 12.5 n = 30,000
37.5 n = 30,000
n = 800
so
q = 400
D
Mr.Adams had a coin collection including only nickels, dimes, and quarters He had twice as many dimes as nickels and half as many quarters as he had nickels. If the total face value of his collection was $300.00, how many quarters did the collection contain?
A) 75
B) 100
C) 250
D) 400
E) 800
I got A but it isn't right and I don't know what to do.
4 answers
Thank yoU!
You are welcome.
Why aren't we converting the dollars into nickels? It is just converted into cents
2 answers