Ratio of ages of P and Q is 3 : 5. Age of S and T together is 20 years more than the thrice of age of R. age of Q after 8 years will be 43 years. Thrice the age of Q is equal to seven times the age of R and sum of ages of Q, R and S is 95 years. What is the sum of age of P after 11 years and age of T before 9 years?
1) 46 years 2) 43 years 3) 47 years 4) 45 years 5) None of these