Ratio and Proportion Questions Practice Question and Answer
8 Q: The ratio of number of boys and girls in a school of 720 students is 7 : 5. How many more girls should be admitted to make the ratio 1 : 1 ?
857 060114beb178b94051ceb1d3d
60114beb178b94051ceb1d3d- 190false
- 2120true
- 3220false
- 4240false
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Answer : 2. "120"
Q: If then 3 : y : x equal to :
806 060112c68af82aa3010a1d557
60112c68af82aa3010a1d557- 13 : 2 : 1false
- 24 : 2 : 3false
- 33 : 2 : 4true
- 43 : 4 : 2false
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Answer : 3. "3 : 2 : 4"
Q: If a + b: b+c : c+a= 6:7:8 and a + b+c= 14, , then the value of c is :
937 060113189178b94051cea1f1a
60113189178b94051cea1f1a- 16true
- 27false
- 38false
- 410false
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Answer : 1. "6 "
Q: A and B started business with the initial investment in the ratio 12:11 and their profit in the business were 4x and x respectively. If A invested the money for 11/12 year, then B invested the money for?
822 060112cf67fb81d03bf7cf7e2
60112cf67fb81d03bf7cf7e2- 13 monthsfalse
- 24 monthstrue
- 36 monthsfalse
- 4None of thesefalse
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Answer : 2. "4 months "
Q: If then what is the value of (xy+zw).
746 060112bb5e8a52d24905e8e3c
60112bb5e8a52d24905e8e3c- 1true
- 2false
- 3false
- 4false
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Answer : 1. " "
Q: If the find x:y:z is?
982 0600e91997fb81d03bf730be4
600e91997fb81d03bf730be4- 11: 2 : 3false
- 23 : 2: 1false
- 34 : 2 : 3true
- 42 : 4 : 7false
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Answer : 3. "4 : 2 : 3"
Q: The ratio of investment by A to that by B in a business is 14 : 15 and the ratio of their respective profit at the end of a year is 2 : 5. If A invested the money for 3 months, then for how much time ( in months) B invested his money?
839 06007f1541187ab386914c370
6007f1541187ab386914c370- 15false
- 29false
- 36false
- 47true
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Answer : 4. "7"
Q: If (a+b) : (b+c) : (c+a) = 7 :6 : 5 and (a+b+c)=27, then what will be the value of .
894 06007ee621187ab386914b9e6
6007ee621187ab386914b9e6- 13 :6 :4false
- 23 : 4 : 6true
- 34 :3 : 2false
- 49: 3: 4false
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