(1) $0.50
(2) $0.10
(3) $0.05
(15) $0.01
5
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
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 ¢)
21 ways
US $20 gold coins are made of 90% gold, which puts it at about 21 1/2 kt.
In the game 21 Questions, coins are used to reveal who answered questions about you. There are two ways that you can collect coins: by playing the game or purchasing them.