Ratio and Proportion Practice Question and Answer
8 Q: The ratio between three number is 2 : 3 : 5 and the sum of these number is 275. Find the smallest number.
668 060a218caf98a597725140486
60a218caf98a597725140486- 145false
- 250false
- 355true
- 460false
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Answer : 3. "55"
Q: The ages of Shyam and Mohan are in the ratio of 11: 13 respectively after 7 years the ratio of their ages will be 20: 23. What is the difference in years between their ages?
714 060a21454de4c2e1331db0db8
60a21454de4c2e1331db0db8- 14 yearsfalse
- 27 yearsfalse
- 36 yearstrue
- 45 yearsfalse
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Answer : 3. "6 years"
Q: In a garden, the ratio of the number of coconut trees to that of mango trees is 5:6 respectively. If the total number of trees is 121, then how many coconut trees are there in the garden? 6828 45d1b08d58a754124194a7526
5d1b08d58a754124194a7526- 150false
- 245false
- 356false
- 455true
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Answer : 4. "55"
Q: The ratio between heights of two-cylinder is in the ratio of 3:5. Their volumes are in the ratio 27:80. Find the ratio between their radius.
788 060916e1d8ab6116292342e77
60916e1d8ab6116292342e77- 13 : 4true
- 24 : 3false
- 39 : 16false
- 416 : 9false
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Answer : 1. "3 : 4 "
Q: The length, breadth and height of a room are in the ratio 7:3:1. If the breadth and height are doubled while the length is halved, then by what percent the total area of the 4 walls of the room will be increased?
837 060882fb79f98193d2de94b3a
60882fb79f98193d2de94b3a- 185%false
- 290%true
- 375%false
- 480%false
- 5Cannot be determinedfalse
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Answer : 2. "90% "
Q: A sum of Rs. 110 is in the form of Rs. 2, Rs. 1 and 50 paise coins in the ratio of 1 : 2 : 3, respectively. How many 50 paise coins are there?
756 060865d7191a9f43a97be3cd5
60865d7191a9f43a97be3cd5- 120false
- 260true
- 340false
- 480false
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Answer : 2. "60"
Q: The diameter of two cones is the same. If the ratio of their slant height is 5 : 4, then find the ratio of their areas.
804 06082d31ebfeec334bc89feeb
6082d31ebfeec334bc89feeb- 12:3false
- 23:2false
- 34:5false
- 45:4true
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Answer : 4. "5:4"
Q: The ratio of ages of Jai and Joy is 5:2. The sum of their ages is 63. After 9 years what will be the ratio of their ages?
614 0607809160372d8542884664b
607809160372d8542884664b- 15:2false
- 22:1true
- 33:2false
- 44:3false
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