it's possible only if there are 20 cent coins only for that 7 dollars 1 dollar = 100 cents, 100 cents = 5 of 20 cent coins since you need 5 of 20 cent coins for a dollar, you do 7 times of it. 7 X 5 = 35. Therefore, you need 35 of 20 cent coins for 7 dollars. (or there are 35 of 20 cent coins in 7 dollars)
40
Which currency are you using? Twenty-cent coins don't exist in the United States anymore.
25 of course !
10,000 pennies
5
Well, isn't that just a happy little question! If you have 5 cents, you can think of it as 1/20 of a dollar. So, to make 3 dollars, you would need 60 of those 5-cent pieces. Just imagine all the beautiful landscapes you could paint with that many coins!
5 to a dollar, 50 in all
190
30 dollars. 60 fifty cent coins equals 30 dollars
10 coins= 2 fifty cent coins.
One dollar = 100 cents. That's 20 nickels (5 cent coins) per dollar. 20 x 10 = 200