Alfredo has forgotten the five-digit code to the lock on his suitcase. Alfredo remembered that the first digit is 1 and the last digit is either 5 or 4. The middle digits could be any number from 0 through 9 inclusive. What is the greatest number of five-digit codes Alfredo might have to try in order to be sure to open his suitcase?
1,458
2,000
29
32

Question

Alfredo has forgotten the five-digit code to the lock on his suitcase. Alfredo remembered that the first digit is 1 and the last digit is either 5 or 4. The middle digits could be any number from 0 through 9 inclusive. What is the greatest number of five-digit codes Alfredo might have to try in order to be sure to open his suitcase?
1,458
2,000
29
32

anonymous · Answer

1*10*10*10*2=???

1 possibility for first, 10 for next 3 and 2 for last.

anonymous · Answer

1*10*10*10*2=???

1 possibility for first, 10 for next 3 and 2 for last.

anonymous · Answer

correct as per Dido525 its 2000 codes