what is the chance that a leap year selected at random contains 53 fridays?

• in leap year 52 weeks and 2days
  
  either (thursday,friday) or (friday, saturday)
  probability(2 fridays)=2/7
  
• 10 years agoHelpfull: Yes(3) No(0)
• ans is: 2/7
• 10 years agoHelpfull: Yes(2) No(0)
• ans:2/7.bcz in leap year 52 weeks and 2 days.
• 10 years agoHelpfull: Yes(1) No(1)
• answer is 2/7
• 10 years agoHelpfull: Yes(1) No(0)
• n leap year 52 weeks and 2days
  
  either (thursday,friday) or (friday, saturday)
  probability(2 fridays)=2/7
  
• 10 years agoHelpfull: Yes(0) No(1)
• ans : 2/7
  
• 10 years agoHelpfull: Yes(0) No(0)
• 147.505
  1+3+5+7+....199=199^2
  -2-4-6-.....-200= -2(1+2+3+4+....`100)
  =-100*101
  now adding above values
  (199^2-100*101)/200=147.505
  
• 10 years agoHelpfull: Yes(0) No(4)