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Earn +20 ptsQ: How many combinations are there of 8 numbers?
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How many combinations using 8 numbers are there in 20 numbers what are these combinations?
There are 125970 combinations and I am not stupid enough to try and list them!
How many combinations of 2 can you get in 8 numbers?
There are 8*7/(2*1) = 28 combinations.
How many combinations of 3 numbers are there in 8 numbers?
8C3 = 56 of them
How many box combinations of 4 numbers from 8 numbers?
two
How many 8 numbers combinations can you make from the numbers 1 to 49?
nCr = n!/((n-r)!r!) → 49C8 = 49!/((49-8)!8!) = 49!/(41!8!) = 450,978,066 combinations.
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