Ratio and Proportions Questions and answers

  1. Aptitude
    1. Compound interest
    2. Boat and Stream
    3. Trains
    4. Percentage
    5. Discount
    6. Mixture and Allegation
    7. Unitary Method
    8. Work and Wages
    9. Pipes and Cisterns
    10. Linear Equations
    11. Approximation
    12. Word problems
    13. Number System
    14. Time and Distance
    15. Average
    16. Ratio and Proportions
    17. Profit and Loss
    18. Partnership
    19. Permutation and combination
    20. Probability
    21. Problem on ages
    22. Time and work
    23. Simple and compound interest
    24. Mensuration
    25. Number series
41). One-half of a certain number is equal to 65% of the 2nd number.Find the ratio of 1st to 2nd number.
A). 10 : 13
B). 8 : 13
C). 13 : 8
D). 13 : 10
42). From each of two given numbers, half the smaller number is subtracted. After such subtraction, the larger number is 4 times as large as the smaller number. What is the ratio of the numbers ?
A). 5 : 2
B). 1 : 4
C). 4 : 1
D). 4 : 5
43). Two numbers are in the ratio 2 : 3. If 9 is added to each number, they will be in the ratio 3 : 4. What is the product of the two numbers?
A). 360
B). 480
C). 486
D). 512
44). The total number of students in a school is 2140. If the number of girls in the school is 1200, then what is the ratio of the total number of boys to the total number of girls in the school?
A). 26 : 25
B). 47 : 60
C). 18 : 13
D). 31 : 79
45). The total weight of Sanjay and Suresh is 120 kg. If Sanjay weight 30 kg more than Suresh, then what is the ratio of the weight of Suresh to that of Sanjay?
A). 0.4
B). 0.6
C). 0.3
D). 0.25


46). In a class, the number of boys and girls is in the ratio of 4 : 5. If 10 more boys join the class, the ratio of numbers of boys and girls becomes 6 : 5. How many girls are there in the class?
A). 20
B). 30
C). 25
D). Couldn't be determined
47). The total number of students in a School in 8670. If the number of boys in the school is 4545, then what Will be ratio of the total number of boys to the total number of girls in the school?
A). 303 : 275
B). 275 : 303
C). 11 : 12
D). 12 : 11
48). A truck covers a distance of 640 km in 10 h. A car covers the same distance in 8 h. What is the respective ratio of the speed of the truck to that of car?
A). 3 : 4
B). 1 : 2
C). 5 : 6
D). 4:5
49). A certain distance is covered at a certain speed . If half of this distance is covered in double the time, the ratio of the two speeds is
A). 4 : 1
B). 1 : 4
C). 2 : 1
D). 1 : 2
50). The speeds of three cars are in the ratio of 2: 3: 4. Find the ratio between the time taken by these cars to cover the same distance.
A). 2:3:4
B). 4:3:2
C). 4:3:6
D). 6:4:3
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