All amount of Rs.12,029 is divided among P, Q and R such that p's share is 5 times Q's share and R's share is one-third of P's share. What is the share of R?

Rs.2,615

According to the question,

p's share is 5 times Q's share and R's share is one-third of P's share.

So,

     P  :   Q   :   R

    15 :   3   :    5 = 23(Total)

23x = 12,029 

5x = Rs.2,615