Question

give 3 example that comes 40 times in 160 years

Answer 1

1) a leap year
2)date 29 in February 
3)birthday of a person on feb 29

Answer 2

The first thing that comes 40 times in 160 years would be the : 
→ "LEAP YEAR "
If LEAP YEAR comes 40 times in 160 years then the second thing would be : 
→ "29th February" 
If 29th Febraury comes 40 times in 160 years then the third thing would be : 
→ The Birthday date of a person which falls on 29th February