Question
In a row A is 13th from the left and B is 16th from the
right, after interchanging their positions A becomes 27th from the left. Find the total no of persons in a row?Solution
     Total no of persons in a row = person position after change +  other person position before change – 1         Total no of persons in a row = (27 + 16)-1                                                            =42
4 years ago, ratio of ages of A and B was 3:4. 4 years hence, ratio will be 4:5. Find B's present age.
The ratio of age of A and his son is 9:5. If the difference of their ages 6 year ago is 12, then find the sum of ages of A and his son 15 year hence?
Five years from now, the age of Arjun will be 28 years. Six years from now, the ratio of ages of Arjun and Varun will be 4:5 respectively. After how man...
The average of the present ages of A, B, C and D is (y-3) years. 12 years hence, the ratio between the ages of A and C is 9:8 respectively. Th...
- Four years ago, the ratio of ages of 'X' and 'Y' was 2:3 respectively. Six years from now, the ratio of their ages will become 4:5 respectively. If 'Z' is ...
The ratio of ages of A and B, 2 years ago was 5:2. The sum of present ages of A, B and C is 64 years. If present age of C is equal to sum of present age...
- The present age ratio of Kavya to Neha is 3:5. Seven years ago, Neha was 5 years more than twice the age of Kavya. If present average age of Kavya, Neha an...
The ratio between the present age of Beena and Meenal is 5:6, where Sumit is 2 years younger than Meenal then find the ratio of their ages 5 years hence.
Present age of 'X' is two times more than the age of 'Y'. If four years ago, their ages were in ratio 4:1, respectively, then find the present age of 'X'.
After 9 years, the age of Komal will be 4 years less than 3 times of her age, 7 years back. What is Komal’s present age?
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