I have some questions regarding combinations in finite. Here is my first one I am stumped on:
Select 3 coins, but assume that there are 5 dimes, 3 nickels, and 2 quarters.
In How many possible ways can the selection be made so that the value of the coins is AT LEAST 25 cents?_______________________________
Any help? Formulas have not done me so well

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i think you have to grind it til you find it

sorry i was away

oh good so i am less embarrassed. you have to work in cases

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