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The correct answer is D
The number of students in class IX and class X is 56 and 60, respectively. The ratio of the number of boys to girls in classes IX and X is 9: 5 and 8: 7...
If x+3, x-2, 6 and 5 are in proportion then find the mean proportional to x and 9x2.
X / Y = 7/8 and Y / Z = 8/9 find the value of (X+Y): (Y+Z): (Z+X).
In an orchard, the ratio of the number of mango and lichi trees is 2:5, respectively. Also, there are few apple trees in the orchard which is 50% more t...
Marks scored by A and B in a test are in the ratio 13:4 respectively. If B had scored 6 more marks, then marks scored by A would be 30% more than that o...
A sum of Rs. ' K ' was intended to be distributed among Bunty, Babli, and Munna in the ratio of 2:3:4. However, due to an error, the amount was mistak...
In two alloys, the ratio of iron and copper is 4: 3 and 6: 1, respectively. If 28 kg of the first alloy and 56 kg of the second alloy is mixed
Two numbers are in the ratio 5 ∶ 9. If each number is decreased by 8, the ratio becomes 1 ∶ 3. The numbers are:
The cost of diamond varies directly as the square of its weight. A diamond broke into four pieces with weights in the ratio 2 : 3 : 5 : 6. if the loss i...
Marks scored by A and B in a test are in the ratio 13:5 respectively. If B had scored 5 more marks, then marks scored by A would be 30% more than that o...