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
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
There are 20 ten-cent coins in 2.00. This can be calculated by dividing 2.00 by 0.10, as each ten-cent coin is equal to 0.10 dollars. The division would result in 20, indicating that there are 20 ten-cent coins in 2.00.