10x10=100
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'Deca' is '10' in Latin. More specifically, 'Decade' means a period of ten years'.
son is 10, father is 33
1 decade = 10 years ⇒ 10 decades = 10 x 10 years = 100 years 1000 years = 1 millennium ⇒ 10 decades = 100 years = 100 ÷ 1000 millennium = 1/10 millennium = 0.1 millennium
1 Decade= 10 years
A decade is 10 years. So 5 decades would be 50 years. Equation: 365 days = 1 year 3,650 = 10 years. 3650 * 5 = 18,250 days. Answer: No, five decades is not more than 20,000 days. It is less by 1,750 days.