The weights of two persons A and B are in the ratio of 3 : 5. A's weight increases by 20% and the total weight of A and…

If the annual income of A, B and C are in the ratio 1 : 3 : 7 and the total annual income of A and C is Rs. 800000, then…

A track covers a distance of 550 metres in 1 minute whereas a bus covers a distance of 33 kms in 45 minute. The ratio of…

If A : B = 2 : 3, B : C = 4 : 5 and C : D = 5 : 9 then A : D is equal to:

Among 132 examinees of a certain school, the ratio of successful to unsuccessful students is 9 : 2. Had 4 more students …

The number of students in 3 classes is in the ratio 2 : 3 : 4. If 12 students are increased in each class this ratio cha…

The sum of the salaries of A and B is Rs. 2100. A spends 80% of his salary and B spends 70% of his salary. If their sav…

In a certain company, the ratio of the number of managers to the number of production - line workers is 5 to 72. If 8 a…