21
8
Half of one.
3 dimes 13 nickles 5 pennies
The two coins are 10c and 25c. As stated in the question, one of them is not a quarter, if it's a leap year.
40
In a 2 dollar coin there are 20 10c coins in it
10
8
Six 50 cent coins=$3.00 Six 20 cent coins=$1.20 Eight 10 cent coins=$.80
Half of one.
10 x 10c coins
There are various animals depicted on 10c coins. It would depend on the country you are referring to.
Indeed. 74 cents can be made with the following set of 7 coins: 50c 10c 10c 1c 1c 1c 1c
Nine American coins to sum up to 93 cents: 25c 25c 25c 10c 10c 5c 1c 1c 1c
3 dimes 13 nickles 5 pennies
150 10p coins.
a quarter and a dime (25c+10c=35c)