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the radius of a circle is 11m.......A,B and C start moving from a point at same time in a circle....A and B clocwise....C anticlocwise.....if A meets C in 88secs.....B meets C in 110 secs.....in what time will A meet B?????? Pls show the steps!!!!

 the radius of a circle is 11m.......A,B and C start moving from a point at same time in a circle....A and B clocwise....C anticlocwise.....if A meets C in 88secs.....B meets C in 110 secs.....in what time will A meet B?????? Pls show the steps!!!!

Grade:9

1 Answers

Manish Khandelwal
17 Points
10 years ago

22∏/(Va+Vc)=88 -----(1),

22∏/(Vb+Vc)=110-----(2)

so from (1) and (2)

Va-Vb= ∏/(20)----(3)

 

lethe velocity of A with respect to B is Va-Vb i.e. B is stationary and only A starts moving with the velocity Va-Vb. so time taken for meeting again is

22∏/(Va-Vb)=440 sec.

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