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OpenStudy (anonymous):
confusing :/ help ? ( attachment below)
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OpenStudy (anonymous):
OpenStudy (anonymous):
the total no. of combinations are = 12*12*4 = 576
OpenStudy (anonymous):
it was wrong ...
OpenStudy (anonymous):
OpenStudy (anonymous):
13*4*13 maybe?
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OpenStudy (anonymous):
:( ?
OpenStudy (anonymous):
sorry, do you have your math book? that may help
OpenStudy (anonymous):
no is online, but why do you think 13*4*13? explain >?
OpenStudy (anonymous):
there are 13 possible numbers than can be in the first digit. There are 4 possible numbers for the second, and again 13 for the third digit. I looked this idea online, and it also states you would just multiply the number of possible numbers.
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