SOLUTION: There are 27 nickels, dimes, and quarters in the drawer with a value of $3.00. How many coins of each type are there if there are three times as many nickels as there are dimes? Wr
Algebra.Com
Question 473391: There are 27 nickels, dimes, and quarters in the drawer with a value of $3.00. How many coins of each type are there if there are three times as many nickels as there are dimes? Write and solve a system of equations.
Answer by stanbon(75887) (Show Source): You can put this solution on YOUR website!
There are 27 nickels, dimes, and quarters in the drawer with a value of $3.00. How many coins of each type are there if there are three times as many nickels as there are dimes? Write and solve a system of equations.
---
Equations:
n + d + q = 27
5n +10d +25q = 300
n - 3d + 0q = 0
-----------------------
Solve by any method you know to get:
n = 15
d = 5
q = 7
===========
Cheers,
Stan H.
===========
RELATED QUESTIONS
There are 27 nickels, dimes, and quarters in the drawer with a value of $3. How many... (answered by jankiz,MathTherapy)
In a collection of nickels, dimes, and quarters, there are twice as many dimes as nickels (answered by oberobic)
In a collection of dimes, nickels, and quarters, there are twice as many dimes as nickels (answered by addingup,stanbon)
In a collection of nickels, dimes and quarters, there are twice as many dimes as nickels... (answered by ikleyn)
A jar contains nickels, dimes, and quarters. There are 105 coins with a total
value of... (answered by josmiceli)
A collection of nickels, dimes, and quarters consist of
95
coins with a total of
$
(answered by ikleyn)
The petty-cash drawer of a small office contained $16.25. If there were twice as many... (answered by Abbey)
the petty-cash drawer of a small office containing $16.25. If there were twice as many... (answered by mananth)
A box of coins contains a total of 26:00 in nickels, dimes, and quarters. If there is the (answered by stanbon)