model 1 simple percentage questions 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 : 41
A student multiplied a number by $3/5$ instead of $5/3$ . What is the percentage error in the calculation ?
a) 54%
b) 64%
c) 44%
d) 34%
Answer »Answer: (b)
Let x be the multiplicand.
Error = $5/3x - 3/5x$
= $\text"25x – 9x"/15 =\text"16x"/15$
Percentage error = ${\text"16x"/15}/{5/3x}$ × 100
=$\text"16x"/15×3/\text"5x"$ ×100=64%
Question : 42 [SSC CHSL 2012]
A team played 40 games in a season and won in 24 of them. What percent of games played did the team win?
a) 60%
b) 35%
c) 70%
d) 40%
Answer »Answer: (a)
Required percentage = $24/40 × 100$ = 60%
Question : 43
If x is 80% of y, what percent of y is x ?
a) 100%
b) 125%
c) 75%
d) 80%
Answer »Answer: (b)
According to question,
y = ${100 × 100}/80$ of x
y = 125% of x
Question : 44
In a college, 40% of the students were allotted group A, 75% of the remaining were given group B and the remaining 12 students were given group C. Then the number of students who applied for the group is
a) 80
b) 92
c) 100
d) 60
Answer »Answer: (a)
Group A = 40%
Group B = ${60 × 75}/100$ = 45%
Group C = 15%
If the total number of students be x,
then ${x × 15}/100$ = 12
x = ${12 × 100}/15$= 80
Question : 45 [SSC CGL Prelim 2008]
65g is what per cent of 2 kg ?
a) $15/8$
b) $13/8$
c) $13/4$
d) $65/2$
Answer »Answer: (c)
Required percentage = $65/2000 × 100 = 13/4$
[Since 2kg = 2000g]
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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 …
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