Decimal Fractions Aptitude Questions

Decimal Fractions Aptitude Questions

Decimal Fractions is an important topic in the Quantitative section of the Aptitude exam.  Questions in this section are framed in a concept-oriented way. So, make sure that you practice different level of questions in order to have flexibility while solving problems related to this concept.

Important topics covered in this section are Decimal Fractions, Decimals basic, Find the unknown value of a number, Recurring decimals, sorting fractions, etc. To make your preparation easy we have compiled the most important 20 questions from this topic. Make sure you dedicate considerable time to solve these questions with integrity.

We assume that you have completed LCM and HCF practice before coming to this page if not make sure you solve questions from LCM and HCF first. Second, after you complete this section solve questions from Ratio Proportions.

If you are already thorough with all the concepts of quantitative aptitude then move on to reasoning ability and verbal ability.


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Q1

The product of 0.09 and 0.07 is

Level 1 Decimal Fractions Decimals Basic
A

0.6300

B

0.0063

C

0.00630

D

0.000063

Q2

What value will replace the question mark in the following equation?

5172.49 + 378.352+ ? = 9318.678

Level 1 Decimal Fractions Find unknown value Decimals Basic
A

 3757.836

B

 3769.836

C

 3768.836

D

 3767.836

Q3

The value of \((0.\overline{2}+0.\overline{3}+0.\overline{4}+0.\overline{9}+0.\overline{39})\) is:

Level 1 Decimal Fractions Recurring Decimals Decimals Basic
A

\(0.\overline{57}\)

B

\(1\frac{20}{33}\)

C

\(2\frac{1}{3}\)

D

\(2\frac{13}{33}\)

Q4

What is the difference between the biggest and the smallest fraction among \(\frac{2}{3}\),\(\frac{3}{4}\),\(\frac{4}{5}\) and \(\frac{5}{6}\)?

Level 2 Decimal Fractions Sorting Fractions Decimals Basic
A

\(\frac{1}{6}\)

B

\(\frac{1}{12}\)

C

\(\frac{1}{20}\)

D

\(\frac{1}{30}\)

Q5

If the fractions  \(\frac{2}{5}\),\(\frac{3}{8}\),\(\frac{4}{9}\),\(\frac{5}{13}\) and \(\frac{6}{11}\) are arranged in ascending order of their values, which one will be the fourth?

Level 1 Decimal Fractions Sorting Fractions Decimals Basic
A

\(\frac{2}{5}\)

B

\(\frac{3}{8}\)

C

\(\frac{4}{9}\)

D

\(\frac{5}{13}\) 

E

none of these

Q6

Which of the following fractions is greater than \(\frac{3}{4}\) and less than \(\frac{5}{6}\)?

Level 2 Decimal Fractions Sorting Fractions
A

\(\frac{1}{2}\)

B

\(\frac{2}{3}\)

C

\(\frac{4}{5}\)

D

\(\frac{9}{10}\)

Q7

\(0.\overline{142857}\)÷\(0.\overline{285714}\)

Level 1 Decimal Fractions Recurring Decimals Decimals Basic
A

\(\frac{1}{2}\)

B

\(\frac{1}{3}\)

C

2

D

10

Q8

Express \(0.29\overline{56}\) in the form \(\frac{p}{q}\)(vulgar fraction)

Level 2 Decimal Fractions Recurring Decimals Fraction Simplification
A

\(\frac{2956}{1000}\)

B

\(\frac{2956}{10000}\)

C

\(\frac{2927}{9900}\)

D

none of these

Q9

The value of \(2.1\overline{36}\) is:

Level 2 Decimal Fractions Recurring Decimals
A

\(\frac{47}{220}\) 

B

\(\frac{38}{495}\) 

C

\(2\frac{3}{22}\)

D

none of these

Q10
Find the value of \(\frac{0.21*0.21*0.21+0.021*0.021*0.021}{0.63*0.63*0.63+0.063*0.063*0.063}\)
Level 3 Decimal Fractions Find unknown value
A

\(\frac{1}{27}\)

B

\(\frac{1}{9}\)

C

\(\frac{1}{24}\)

D

\(\frac{1}{3}\)

Q11

Solve 2\(\frac{2}{9}\)+4\(\frac{1}{18}\)-1\(\frac{1}{2}\)=?

Level 2 Decimal Fractions Find unknown value Fraction Simplification
A

4\(\frac{5}{9}\)

B

4\(\frac{7}{9}\)

C

5\(\frac{8}{9}\)

D

6\(\frac{1}{2}\)

E

5\(\frac{2}{3}\)

Q12
Solve \(\frac{294÷14*5+11}{?}\) = \(8^{2}\)÷5+1.7
Level 3 Decimal Fractions Find unknown value Fraction Simplification
A

8

B

6

C

12

D

5

E

10

Q13

The numerator of a fraction is decreased by 25% and the denominator is increased by 250%. If the resultant fraction is \(\frac{6}{5}\), what is the original fraction?

Level 3 Decimal Fractions Find unknown value Fraction Simplification
A

\(\frac{22}{5}\)

B

\(\frac{24}{5}\)

C

\(\frac{27}{6}\)

D

\(\frac{28}{5}\)

E

\(\frac{30}{11}\)

Q14

\(\frac{0.0203*2.92}{0.0073*14.5*0.7}=\)

Level 2 Decimal Fractions Fraction Simplification Decimals Basic
A

0.8

B

1.45

C

2.40

D

3.25

Q15

The value of \(\frac{(67.542)^{2}-(32.458)^{2}}{75.458-40.374}\) is

Level 2 Decimal Fractions Fraction Simplification
A

1

B

10

C

100

D

none of these

Q16

6425÷125*8=?

Level 2 Decimal Fractions Fraction Simplification
A

41.12

B

64.25

C

411.2

D

421.25

E

none of these

Q17

\((78.95)^{2}-(43.35)^{2}\)

Level 2 Decimal Fractions Other Type Questions
A

4148

B

4235.78

C

4305

D

4353.88

E

none of these

Q18

When 52416 is divided by 312, the quotient is 168. What will be the quotient when 52.416 is divided by 0.0168?

Level 2 Decimal Fractions Other Type Questions
A

3.12

B

312

C

3120

D

none of these

Q19

The price of commodity x increases by 40 paise every year, while the price of commodity Y increase by 15 paise every year. If in 2001, the price of commodity X was Rs. 4.20 and that of Y was Rs. 6.30, in which year commodity X will cost 40 paise more than the commodity Y?

Level 2 Decimal Fractions Find unknown value Other Type Questions
A

2010

B

2011

C

2012

D

2013

Q20

A tailor has 37.5 meters of cloth and he has to make 8 pieces out of a meter of cloth. How many pieces he  can make out of this cloth?

Level 3 Decimal Fractions Other Type Questions
A

320

B

360

C

400

D

none of these

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