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Shortest distance between X and W = √9² + 12² = √81 + 144 = √225 = 15 m.
My grandfather was 7 times older to me 14 years ago. He would be 3.5 times of my age after 7 years from now. 7 years ago, what was the ratio of my age t...
At the time of their marriage, the ratio between the ages of Reena and Rahul was 9:10 respectively. After ‘y’ years of their marriage, a daughter wi...
The ratio of the present ages of Ginni and Binni is 9:2 respectively. Ginni is ‘n’ years older than Binni. If after 5 years, the ratio of the ages o...
A's age is 75% greater than B's age. The age difference between C and D is 24 years. The average age of A, B, C, and D is 60.75 y...
Present age of ‘D’ is 45% more than that of ‘E’. 9 years ago, ‘D’ was 1.75 times as old as ‘E’. Find the present age of ‘E’.
...Five years ago, the average age of a family of four members was 25 years. Six years hence, the ratio of their ages will be 9:7:5:3. Find the a...
Present average age of A, B, and C is 30 years. If 5 years ago, the average age of A and C was 25 years, then find the present age of B.
Sum of the present ages of A, B, C and D is 50 years. After 5 years ratio of their ages is 5:4:3:2. What is C’s present age?