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The correct answer is D
Tap P can fill the tank in 5 hours and Tap Q can empty it in `7(1/2)` hours. Tap P starts filling and they opened for 1 hour each alternatively....
The ratio of the present ages of father and his son is 9:5. The product of their ages 3 years ago was 33 times of his son’s age that year. What was so...
The vice-captain of a cricket team of 11 members is 24 years old and the opener is 5 years older. If the ages of these two are excluded, the aver...
12 years back, Abhishek and Bheema had their ages in the ratio of 4:5. Currently, the average of Bheema’s and Chintu’s ages i...
Mother‘s age is 5 times more than her daughter age. After 6 years she would 5 times of daughter age. After further 6 years how would be of daughte...
Present ages of ‘K’ and ‘L’ are in the ratio 14:6, respectively. If ‘t’ years hence from now, ‘K’ will be twice as old as ‘L’, then ...
The ratio of the present ages of Ginni and Binni is 7:4 respectively. Ginni is ‘n’ years older than Binni. If after 2 years, the ratio of the ages o...
‘A’ is 7 years younger than ‘B’ and 6 years elder than ‘C’. If the present age of ‘B’ and ‘D’ is 35 years and 24 years, respectively...
The present ages of 'A' and 'B' are in the ratio of 5:8. Five years from now, A's age will be 25% less than C's age at that time. If the present age of ...
