Model 11 Percentage With Ratios Practice Questions Answers Test With Solutions & More Shortcuts
PERCENTAGE PRACTICE TEST [11 - EXERCISES]
Model 1 Simple Percentage Questions
Model 2 Net Increase Or Decrease In %
Model 3 Reducing & Exceeding Prices
Model 4 X & Y Comparison
Model 5 Income & Expenditure
Model 6 Consumption & Remaining
Model 7 Marks Scored In Examinations
Model 8 Population Based
Model 9 Voters & Election
Model 10 Percentage With Allegations & Mixture
Model 11 Percentage With Ratios
Question : 1 [SSC CGL Tier-I 2010]
If 60% of A = $3/4$ of B, then A : B is
a) 4 : 5
b) 5 : 4
c) 20 : 9
d) 9 : 20
Answer »Answer: (b)
${A × 60}/100 = B × 3/4$
A × $3/5 = B × 3/4$
$A/B = 3/4 × 5/3$ = 5 : 4
Question : 2 [SSC CGL 2013]
The prices of a school bag and a shoe are in the ratio 7 : 5. The price of a school bag is Rs.200 more than the price of a shoe. Then the price of a shoe is
a) Rs.500
b) Rs.1,200
c) Rs.700
d) Rs.200
Answer »Answer: (a)
7x – 5x = 200
2x = 200 ⇒ x = 100
Price of a pair of shoes
= 5x = 5 × 100 = Rs.500
Question : 3 [SSC DEO 2009]
The ratio of the number of boys and girls in a college is 3 : 2. If 20% of boys and 25% of girls are adults, the percentage of those students who are not adults, is
a) 78%
b) 82.5%
c) 67.5%
d) 58%
Answer »Answer: (a)
Let the number of boys and girls in the college be 3x and 2x respectively.
Number of minor boys = $3x × 80/100 = {12x}/5$
Number of minor girls = $2x × 75/100 = {3x}/2$
Total number of minor students = ${12x}/5 + {3x}/2$
= ${24x + 15x}/10 = {39x}/10 $
Required percentage = ${39x}/{10 × 5x} × 100$ = 78%
(As total students = 3x + 2x)
Question : 4 [SSC CHSL 2011]
When 60% of a number is subtracted from another number, the second number reduces to its 52%; the ratio of the first number to the second number is :
a) 5: 4
b) 4: 5
c) 5: 3
d) 6: 5
Answer »Answer: (b)
Let the first number be x and second number be y.
y - ${60x}/100 = {52y}/100$
100y – 60x = 52y
48y = 60x
$x/y = 48/60 = 4/5$ or 4 : 5
Question : 5
If 15% of x is same as 20 % of y then x : y is
a) 6 : 5
b) 3 : 4
c) 5 : 4
d) 4 : 3
Answer »Answer: (d)
$x × 15/100 = y × 20/100$
x × 15 = y × 20
$x/y = 20/15 = 4/3$ = 4 : 3
IMPORTANT QUANTITATIVE APTITUDE EXERCISES
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Model 11 Percentage With Ratios Shortcuts »
Click to Read...Model 11 Percentage With Ratios Online Quiz
Click to Start..PERCENTAGE SHORTCUTS AND TECHNIQUES WITH EXAMPLES
-
Model 1 Simple Percentage Questions
Defination & Shortcuts … -
Model 2 Net Increase Or Decrease In %
Defination & Shortcuts … -
Model 3 Reducing & Exceeding Prices
Defination & Shortcuts … -
Model 4 X & Y Comparison
Defination & Shortcuts … -
Model 5 Income & Expenditure
Defination & Shortcuts … -
Model 6 Consumption & Remaining
Defination & Shortcuts … -
Model 7 Marks Scored In Examinations
Defination & Shortcuts … -
Model 8 Population Based
Defination & Shortcuts … -
Model 9 Voters & Election
Defination & Shortcuts … -
Model 10 Percentage With Allegations & Mixture
Defination & Shortcuts … -
Model 11 Percentage With Ratios
Defination & Shortcuts …
QUANTITATIVE APTITUDE CATEGORIES
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» Number System
-
» Average
-
» LCM & HCF
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» Percentage
-
» Profit & Loss
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» Time & Work
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» Pipes & Cisterns
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» Time & Distance
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» Trains
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» Compound Interest
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» Simplification
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» Discount
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» Power
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» Permutations & Combination
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» Ratio & Proportion
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» Advance Math
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» Algebraic Expressions
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» Trigonometric Ratios & Identities
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» Simple Interest
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» Alligation & Mixtures
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» Boats & Streams
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» Set Theory
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» Linear Equations
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» Quadratic Equations
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» Mensuration
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» Squareroots & Cuberoots
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» Data Sufficiency
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» Logarithm
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» Probability
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» Statistics
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