30 cint
90 pennies 7 half dollars 2 quarters 1 dime
write two quarters and a dime as a fraction of a dollar
Two quarters and a dime. Two quarters and two nickels.
One dime is equal to 1/10 of a dollar. Ten dimes are equal to one dollar. Four quarters are also equal to one dollar.
4 quarters, 1 dime, and 1 penny 2 half dollars, 1 dime, and 1 penny 4 quarters, 2 nickels, and 1 penny
30 cint
90 pennies 7 half dollars 2 quarters 1 dime
four dollars, ten cents
write two quarters and a dime as a fraction of a dollar
The grooves are called Reeds. Dimes have 118 of them, Quarters have 119. And Half Dollars have 150.
Two quarters and a dime. Two quarters and two nickels.
One dime is equal to 1/10 of a dollar. Ten dimes are equal to one dollar. Four quarters are also equal to one dollar.
The image of Liberty on dimes, quarters, and half-dollars minted between 1892 and 1916 was designed by Charles E. Barber, who was Chief Engraver at the US Mint at the time.
I don't think that this can be done using current US coins. In Canada, however, there are at least three combinations: -- 80 cents, 17 dimes, 2 quarters and a two-dollar coin -- 85 cents, 9 dimes, 5 quarters and a two-dollar coin -- 90 cents 1 dime, 8 quarters and a two dollar coin
7 nickels, 4 dimes, 3 quarters
Three quarters and a dime or two nickels. There are other combinations as well, such as 85 pennies.