harpazo
Full Member
- Joined
- Jan 31, 2013
- Messages
- 891
There are 23 coins in a bank. All the coins are dimes and quarters. The total value of the coins is $3.80. How many dimes are there? How many quarters?
Solution:
I'm interested in the set up.
Let d = dimes
Let q = quarters
d + q = 23
0.10d + 0.25q = 3.80
Is this correct?
Solution:
I'm interested in the set up.
Let d = dimes
Let q = quarters
d + q = 23
0.10d + 0.25q = 3.80
Is this correct?