Ratio

Sort Difficulty Level: Entry Level | Moderate | Difficult
If a : b : c = 7 : 3 : 5, then (a + b + c) : (2a + b – c) is equal to….
1 : 2
no
2 : 3
no
3 : 4
no
5 : 4
yes
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If 78 is divided into three parts which are in the ratio 1 : 1/3 : 1/6, the middle part is….
9 1/3
no
13
no
17 1/3
yes
18 1/3
no
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If a : b : c = 3 : 4 : 7, then the ratio (a + b + c) : c is equal to….
2 : 1
yes
14 : 3
no
7 : 2
no
1 : 2
no
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Which of the following represents a correct proportion?
12 : 9 = 16 : 12
yes
13: 11 = 5 : 4
no
30 : 45 = 13 : 24
no
3 : 5 = 2 : 5
no
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If Rs 1000 is divided between A and B in the ratio 3 : 2, then A will receive….
Rs 400
no
Rs 500
no
Rs 600
yes
Rs 800
no
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Two natural numbers are in the ratio 3 : 5 and their product is 2160. The smaller of the numbers is…
36
yes
24
no
18
no
12
no
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The ratio of monthly incomes of A and B is 6 : 5 and their monthly expenditures are in the ratio 4:3. If each of them saves Rs 400 per month, find the sum of their monthly income.
2300
no
2400
no
2200
yes
2500
no
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A and B have together three times what B and C have, while A, B, C together have thirty rupees more than that of A. If B has 5 times that of C, then A has….
Rs 60
no
Rs 65
yes
Rs 75
no
Rs 45
no
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A boy has a few coins of denominations 50 paise, 25 paise and 10 paise in the ratio 1 : 2 : 3. If the total amount of the coins is Rs 6.50, the number of 10 paise coins is….
5
no
10
no
15
yes
20
no
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The ratio of A to B is 4 : 5 and that of B to C is 2 : 3. If A equals 800, C equals….
1000
no
1200
no
1500
yes
2000
no
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