self Maths Puzzle

It is a five digit number. It lies between 10,000 to 99,999:-)
If we multiplied that number by 4, we get reverse of those original five digit number?? whats that??

Read Solution (Total 2)

21978
as
21978*4 = 87912
12 years agoHelpfull: Yes(4) No(2)

10001
*4=40004
reverse of 40004 is 40004
12 years agoHelpfull: Yes(0) No(1)

self Other Question

3,3,5,4,4,3,5,?,?? 8.9, 18.7, 25.88, 114.13, 127.244, 371.371,??????,??????