21 pennies
I'd say you can't. If all the coins are the smallest possible without pennies, they must all be nickels, and 21 of them make $1.05 . So in order for 21 coins to be not more than $1.00, there must be some pennies.
3 dimes 13 nickles 5 pennies
5 ways
There are at least two different ways: 2 quarters 3 dimes 1 nickel 15 pennies 21 total 1 quarter 3 dimes 7 nickels 10 pennies 21 total The system is to go through and make a systematic list now go to the maximum amount of dimes you may find more answers.
21 pennies
You cant unless you have 100 pennies.
I'd say you can't. If all the coins are the smallest possible without pennies, they must all be nickels, and 21 of them make $1.05 . So in order for 21 coins to be not more than $1.00, there must be some pennies.
3 dimes 13 nickles 5 pennies
26
To make a dollar using 25 coins, you would need a combination of quarters, dimes, nickels, and pennies. One possible combination could be 3 quarters (0.75), 2 dimes (0.20), 0 nickels, and 0 pennies. This totals $1.00. Another combination could be 2 quarters, 1 dime, 0 nickels, and 20 pennies. Each quarter is worth 0.25, each dime is worth 0.10, each nickel is worth 0.05, and each penny is worth 0.01.
Dime = 7 Nickel = 4 Penny = 10
5 ways
One dollar can be made by adding the values of the following 21 U.S. coins: 10 pennies (10 ¢) 7 nickels (35 ¢) 3 dimes (30 ¢) 1 quarter (25 ¢) There are also many other possible configurations including: 10 pennies (10 ¢) 4 nickels (20 ¢) 7 dimes (70 ¢) and 5 pennies (5 ¢) 13 nickels (65 ¢) 3 dimes (30 ¢)
US $20 gold coins are made of 90% gold, which puts it at about 21 1/2 kt.
21 ways
There are at least two different ways: 2 quarters 3 dimes 1 nickel 15 pennies 21 total 1 quarter 3 dimes 7 nickels 10 pennies 21 total The system is to go through and make a systematic list now go to the maximum amount of dimes you may find more answers.