Age Problems

26. A father's age is 4 times his son's now. 20 years from now, the father's age will be double his son's age. What will be the son's age 10 years from now?

• ক. 20
• খ. 30
• গ. 25
• ঘ. 10

27. Dina is 10 years younger than Mimi. If in 5 years Mimi will be twice as old as Dina, how old will Dina be in 3 years?

• ক. 8
• খ. 7
• গ. 10
• ঘ. 9

28. If a man was r years old s years ago, how many years old will he be t years from now?

• ক. rst
• খ. r + s - t
• গ. r + s + t
• ঘ. r - s + t

29. Four years ago Sumon's age was half of what it will be in eight years. How old is Sumon?

• ক. 16
• খ. 10
• গ. 8
• ঘ. 12

30. Today is Arif's 12 th birthday and his father's 40 th birthday. how many years from today will Arif's father be twice as old as Arif at that time?

• ক. 18
• খ. 24
• গ. 16
• ঘ. 12

31. A woman is 30 times older than her son. 18 years later she will be thrice as old as her son. What is the woman’s present age in years?

• ক. 30
• খ. 35
• গ. 36
• ঘ. 40

32. A is two years older than B who is twice as old as C. If the total of the ages of A, B and C be 27, then how old is B?

• ক. 7
• খ. 8
• গ. 9
• ঘ. 10

33. Ten years ago, A was half of B in age. If the ratio of their present age is 3 : 4, what will be the total of their present ages?

• ক. 20 years
• খ. 30 years
• গ. 45 years
• ঘ. None of these

34. Four years ago, the father's age was three times the age of his son. The total of the ages of the father and the son after four years, will be 64 years. What is the father's age at present?

• ক. 32 years
• খ. 36 years
• গ. 44 years
• ঘ. None of these