Four dimes and one nickel.
You can do this with 45 pennies (45 cents) one quarter (25 cents) 2 dimes (20 cents) and 2 nickels (10 cents). 45 + 25 + 20 + 10 = 100
45X1X5X10 = 2250 ways to make 45 cents using pennies nickels and dimes.
Eight ways.
quarter = 25 cents dime = 10 cents, total so far 35 cents 2-nickels = 10 cents, total so far 45 cents 3 pennies = 3 cents, total 48 cents
$1 = 100 cents → 45 cents/$1 = 45 cents/100 cents = 45/100 = 9/20
You can do this with 45 pennies (45 cents) one quarter (25 cents) 2 dimes (20 cents) and 2 nickels (10 cents). 45 + 25 + 20 + 10 = 100
45X1X5X10 = 2250 ways to make 45 cents using pennies nickels and dimes.
There are 4 dimes
45 5 cents
There is no straightforward answer, you can make it with 50 or 45 coins quite easily if you use 50 one-cent coins or 49 one-cent coins and a 5-cent coin. You could bend the meaning of the question using non-US currencies, or by trading, etc.
fourty-five cents
Eight ways.
quarter = 25 cents dime = 10 cents, total so far 35 cents 2-nickels = 10 cents, total so far 45 cents 3 pennies = 3 cents, total 48 cents
No. Two quarters is overshooting it, and the next highest coin value is a dime. 25+10 isn't enough, so adding another dime will get you to 45 cents, but by then you have already used 3 coins.
If they are Australian coins, they are all still legal tender. You can take them to a shop and buy something worth 45 cents, or put a deposit on something worth more than 45 cents. You could put it in a money box or give it to a charity.
1 Quarter 2 Nickels 1 Dime
use 45 cents and 1 5 cent coin.