middle one ( one answer)
Attachments:
Answers
Answered by
1
Since, 1 decade =10 years
Therefore, 10 decade =10×10=100
Ratio= 100:20
= 5:1
Similar questions
Social Sciences,
2 months ago
English,
2 months ago
English,
5 months ago
Math,
10 months ago
Math,
10 months ago