document.write( "Question 1134573: An automobile license plate consists of 3 letters followed by 4 digits. How many different plates can be made:
\n" );
document.write( "a. If repetitions are allowed?
\n" );
document.write( "b. If repetitions are not allowed in the letters but are allowed in the digits?
\n" );
document.write( "c. If repetitions are allowed in the letters but not in the digits? \n" );
document.write( "
Algebra.Com's Answer #752045 by Glaviolette(140)![]() ![]() You can put this solution on YOUR website! a. With repetition = 26*26*26*10*10*10*10 = 175,760,000 \n" ); document.write( "b. No repetition with letters (available letters decreases by 1 each time) = 26*25*24*10*10*10*10 = 156,000,000 \n" ); document.write( "c. No repetition with digits (available digits decrease by 1 each time) = 26*26*26*10*9*8*7 = 88,583,040 \n" ); document.write( " |