This is a simple algebra question:
d + n = 31
.1d + .05n = 2.65
Subsituting in for "d" using "n" we have:
d = 31 - n
3.1 - .1n + .05n = 2.65
-0.05n = -0.45
Solve for n:
n = 9
d + 9 = 31
d = 22
Thus, there are 9 nickels and 22 dimes.
ten dimes. or two quarters, six nickels and two dimes.
10 pennies, 4 nickels, and 7 dimes, or 5 pennies, 13 nickels, and 3 dimes.
You will make 55 cents with 12 coins by using 5 pennies, 3 dimes, and 4 nickels.5 pennies, 3 dimes, and 4 nickels will make 55 cents with 12 coins.
There are 2 solutions (if you include the non-use of quarters): 1 Quarter, 2 Dimes, 2 Nickels, 45 Pennies No Quarters, 2 Dimes, 8 Nickels, 40 Pennies
9 pennies, 4 nickels, 3 dimes
George saves nickels and dimes for tolls. If he has 28 coins worth 2.60. how many are nickels and how many are dimes Answer this question by using system of equation?
ten dimes. or two quarters, six nickels and two dimes.
Half dimes from the 1700's and 1800's.
10 Nickels 2 Quarters = $1.00 4 Dimes 7 Nickels 1 Quarter = $1.00 8 Dimes 4 Nickels = $1.00
10 pennies, 4 nickels, and 7 dimes, or 5 pennies, 13 nickels, and 3 dimes.
You will make 55 cents with 12 coins by using 5 pennies, 3 dimes, and 4 nickels.5 pennies, 3 dimes, and 4 nickels will make 55 cents with 12 coins.
2 quarters 3 dimes 4 nickels
2 Dimes 3 Nickels 2 Pennies
There are 2 solutions (if you include the non-use of quarters): 1 Quarter, 2 Dimes, 2 Nickels, 45 Pennies No Quarters, 2 Dimes, 8 Nickels, 40 Pennies
9 pennies, 4 nickels, 3 dimes
Two quarters Three nickels Three pennies
6 dimes, 5 dimes 2 nickels, 4 dimes 4 nickels, 3 dimes 6 nickels, 2 dimes 8 nickels, 1 dime, 10 nickels, and 12 nickels.