The list of possible combination of Leo's 45c is below. He could have 0 dimes and 45 pennies, 4 dimes and 5 pennies, 2 dime and 25 pennies, 1 dimes and 35 pennies, 3 dimes and 15 pennies.Leo would have 5 different combination and if you want to have it in table just put the numbers in the table with dimes on one side and pennies on the other.