Question

find the sum of all 4 digit numbers formed by using the digits 0 and 5 repeating any number of times in that number ​

Answer 1

Please mark as brainliest

Answer:

All the four digits number as possible:

5000

5005

5050

5055

5500

5505

5550

5555

5,000+5,005+5,050+5,055+5,500+5,505+5,550+5,555=42,220

Sum of all four number formed by different combinations of 0 and 5 is

"42,220"