923 ways
As written, no ways are possible.
you can make the number nine twenty times
99. 99 cents to one cent spent.
In the US, only two ways: one nickel and four pennies or nine pennies. If there were a two cent piece (as there was at one time in Britain) it would make the question more interesting.
923 ways
As written, no ways are possible.
There are many. Various ways to make a dollar using coins. 100 pennies, 4 quarters, 2 50 cent coins, 1 50 cent coin and 2 quarters, 10 dimes, 20 nickels, and many variations. There are 293 ways to make a dollar but maybe there are more possible ways.
you can make the number nine twenty times
set up a lemonade stand
There are 41 ways.
1
99. 99 cents to one cent spent.
The answer depends on what part of the world the question is about. The Eurozone has a 20 cent coin but not a 25 cent coin. The US, which is smaller, has a 25 cent coin but not a 20.
11
Oh, what a happy little question! You can make 50 cents using 5 cents, 10 cents, and 20 cents in three ways. You can use two 20 cent coins, one 20 cent coin and two 5 cent coins, or five 10 cent coins. Isn't that just delightful? Remember, there are no mistakes, just happy little accidents!
In the US, only two ways: one nickel and four pennies or nine pennies. If there were a two cent piece (as there was at one time in Britain) it would make the question more interesting.