Age (Railway Maths) (Part – III)

Total Questions: 50

21. Ages of P, Q and R are in the ratio 4 : 7 : 9. 8 years ago, the age of R was Q's present age. What is the sum of their ages at present? [RRB JE 24/05/2019 (Evening) ]

Correct Answer: (d) 80
Solution:

22. The sum of ages of 5 children born at intervals of four years is 80. What is the age of the eldest child? [RRB JE 26/05/2019 (Morning)]

Correct Answer: (d) 24
Solution:

23. The average age of 4 persons is 42 years. If their ages are in the ratio of 1 : 3 : 4 : 6 respectively, find out the difference between the ages of the eldest and the youngest person. [RRB JE 26/05/2019 (Afternoon)]

Correct Answer: (a) 60 years
Solution:

24. Six years ago the ratio of ages of P and Q was 6 : 5. Four years hence, it will be 11 : 10. What is the age of P now? [RRB JE 30/05/2019 (Morning)]

Correct Answer: (b) 18 years
Solution:

25. Ages of A and B differ by 6 and are in the ratio 3 : 5. What is the sum of their ages? [RRB JE 31/05/2019 (Evening)]

Correct Answer: (a) 24
Solution:

26. If 4 years are subtracted from the age of a person and divided by 5, the result gives his grandson's age. The grandson now has a sister aged 5, six years younger to him. How old is the grandfather? [RRB JE 31/05/2019 (Evening)]

Correct Answer: (d) 59
Solution:

27. Ages of two brothers differ by 7 and are in the ratio 3 : 2. What is the sum of their ages? [RRB JE 01/06/2019 (Morning)]

Correct Answer: (c) 35
Solution:

28. Total age of two members in a family four years hence will be 64 years. Four years back their ages was in the ratio 3 : 1. What is the age of the younger of the two? [RRB JE 01/06/2019 (Afternoon)]

Correct Answer: (b) 16
Solution:

29. Sum and difference of the ages of two children are 33 and 3 respectively. What is the age of the elder child? [RRB JE 01/06/2019 (Afternoon)]

Correct Answer: (c) 18 years
Solution:

30. Five years ago, the average age of a couple was 24. At present, the average of the couple and a child is 20. What is the child's age? [RRB JE 01/06/2019 (Evening)]

Correct Answer: (b) 2 years
Solution: