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Area of a square = 1/2 (D) 2 = 800 where D is diagonal, So D 2 = 1600 So D = 40m So time taken by a lady to cover diagonal = Distance/speed = 40m/5kmph = 40m/{4.8 × (5/18 m/s)} = 30 sec
Eight years ago, the ratio of Raman's age to Chaman's age was 4:5. Twelve years from now, this ratio will change to 13:15. Calculate the current average...
Present ages of P and Q are in the ratio 5:7 respectively. If Q’s age, 11 years hence from now will be 5 times of P’s age, 5 years ago from now, the...
The ratio of age of A and his son is 11:3. If the difference of their ages 5 year ago is 24, then find the sum of ages of A and his son 14 year hence?
The current ages of A and B have a ratio of 7:9. Twelve years from now, B will be 12 years older than A. What will be the ratio of their ages in six years?
The average age of the husband, wife, and their child 4 years ago was 24 years and that of the husband and the child 5 years ago was 19 years. The pres...
In three years, the age of person P will be 60% of person Q's age. Currently, person Q is 60% older than person R. Seven years ago, R was 13 years old. ...
Four years ago, ratio of age of A and B was 1:2. Average of present age of A, B and C is 32 years. C is 6 years younger than B. What is the present age ...
The current ages of A, B, and C are in the ratio of 4:5:6. Additionally, D's current age is 10 years more than the average age of A, B, and C. The total...
‘A’ is 5 years younger than ‘B’ and 6 years elder than ‘C’. If the present age of ‘B’ and ‘D’ is 35 years and 20 years, respectively...
The total age of A, B and C four years hence will be 80 years. Find the age of C four years hence, if the present age of A and B is 33 years and 20 year...
