Multiple Choice Questions

5 years ago the average age of P Q and R was 25 year 7 years ago the average age of Q amp R was 20 y...........

Quantitative Aptitude(IBPS RRB CL) Average

5 years ago, the average age of P, Q and R was 25 year; 7 years ago the average age of Q & R was 20 years. Find the present age of P?

36yrs

32yrs

28yrs

27yrs

Solution:
Present age of P+Q+R = 25*3+ 5*3= 90
Present age of Q+R= 20*2 + 7 *2 = 54
Present age of P = 90-54 = 36yrs.

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