Read each
riddle and look at the answers given. List the possible answers on the line.
Add one
more. Then, list each answer that is not possible and explain why not.
1. Sydney
said, “I have a four-digit even number whose digits add up to 11.”
3,044
4,151 1,522 2,252
Possible:
_____________________________________________________________
Impossible:
________ because _________________________________________
Impossible:
________ because _________________________________________
2. Jordi
said, “I have a three-digit number that is less than 500.
Each
digit is one more than the previous digit.”
123 567
345 389
Possible:
_____________________________________________________________
Impossible:
________ because _________________________________________
Impossible:
________ because _________________________________________
3. Alan
said, “I have a two-digit odd number whose ones digit is less than the tens
digit.”
57 92 41
65
Possible:
_____________________________________________________________
Impossible:
________ because _________________________________________
Impossible:
________ because _________________________________________
4. Nell
said, “I have a four-digit even number. The tens digit is greater than the ones
and
hundreds
digits. The digits have a sum of 15.”
6,360
5,154 1,395 6,126
Possible:
_____________________________________________________________
Impossible:
________ because _________________________________________
Impossible:
________ because _________________________________________
5. Willie
said, “I have a three-digit odd number. The tens and hundreds digits are both
even. The
digits have a sum of 11.”
461 245
183 645
Possible:
_____________________________________________________________
Impossible:
________ because _________________________________________
Impossible: ________ because
____________________