There are 7 ways to make 40¢ using nickels, dimes, and quarters
None. If you "get 65 cents using only dimes nickels and quarters" you are not using any pennies!
6 dimes, 5 dimes 2 nickels, 4 dimes 4 nickels, 3 dimes 6 nickels, 2 dimes 8 nickels, 1 dime, 10 nickels, and 12 nickels.
19
50 different ways
5 dimes,6 nickles.8 dimes
None. If you "get 65 cents using only dimes nickels and quarters" you are not using any pennies!
There are 5 ways to make 30 cents using quarters, nickels, and dimes.
There are 18 ways to make change for 75 cents with only quarters, dimes and nickels.
13
many ways 4 quarters and 3 nickels 4 quarters and a dime and a nickel 3 quarters 8 nickels 3 quarters and 4 dimes etc etc etc
6 dimes, 5 dimes 2 nickels, 4 dimes 4 nickels, 3 dimes 6 nickels, 2 dimes 8 nickels, 1 dime, 10 nickels, and 12 nickels.
Three: one using only nickels, one using only dimes and one using only quarters!
Two quarters Three nickels Three pennies
Eight ways.
19
Five different ways.
50 different ways