Mathematics
Medium
Question
What percentage of numbers from 1 to 70 have squares that end in the digit 1?
A
1
B
14
C
20
✓ Official correct answer
D
21
Community credibility
Registered members can vote for the answer they believe is correct today and explain why. If the facts change after an election or news event, suggest a new option so others can vote it up.
A
1
No member explanations yet for this option.
B
14
No member explanations yet for this option.
C
20
No member explanations yet for this option.
D
21
No member explanations yet for this option.