20
you can make 6
266 x 10 = 3089157760.
it is 26
Because there are 7 letters that don't repeat, 7X6X5X4=840 combinations. To give you an idea of how to solve the problem, if there had been 9 letters and you wanted to make combinations of 3 letters, you would multiply: 9X8X7=504
Assuming you are using the standard English alphabet, the number of combinations you can make are: 26 x 26 = 676 combinations.
3,124,550 possible combinations
20
There are about 57 words that are combinations of the letters A through G There are about 57 words that are combinations of the letters A through G
you can make 6
As there are 26 letters in the alphabet. You can calculate the number of combinations by multiplying 26x26x26, giving you the answer 17576.
You could make 10*10*10*26*26*26 combinations, or 17576000 combinations.
26*25*24*23*22*21*20*19 = 62,990,928,000
7,893,600 (seven million, 8 hundred ninety-three thousand, 600) combinations in English.
9
266 x 10 = 3089157760.
it is 26