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Quantitative Aptitude0%

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Question 1 of 10

1. Question

1 points

Category: Quantitative Aptitude

Directions (Q.1–5) Study the table and answer the given questions.

Data related to candidates appeared and qualified in an exam during last 5 years is given. Study the following data and answer the following questions.

Year

Total Candidates

% Qualified

Female:Male(Qualified)

2012

700

–

3:2

2013

–

–

5:3

2014

480

60

–

2015

–

42

9:5

2016

900

64

–

In 2016, if the number of female qualified candidates was 176, what was the respective ratio of number of female qualified candidates and number of male qualified candidates in 2016 ?

Correct

Explanation:
No. of qualified candidates in 2016
= 64 × 9 = 576
Number of males=576-176=400
Required Ratio=176:400=11:25

Incorrect

Explanation:
No. of qualified candidates in 2016
= 64 × 9 = 576
Number of males=576-176=400
Required Ratio=176:400=11:25

Question 2 of 10

2. Question

1 points

Category: Quantitative Aptitude

Directions (Q.1–5) Study the table and answer the given questions.

Data related to candidates appeared and qualified in an exam during last 5 years is given. Study the following data and answer the following questions.

Year

Total Candidates

% Qualified

Female:Male(Qualified)

2012

700

–

3:2

2013

–

–

5:3

2014

480

60

–

2015

–

42

9:5

2016

900

64

–

The number of appeared candidates increased by 40% from 2012 to 2017. If 35% of the appeared candidates qualified in 2017, what was the number of qualified candidates in 2017?

Correct

Explanation:
No. of appeared candidates in 2017
=140/100×700 = 980
Required no. of candidates = 35/100×980= 343

Incorrect

Explanation:
No. of appeared candidates in 2017
=140/100×700 = 980
Required no. of candidates = 35/100×980= 343

Question 3 of 10

3. Question

1 points

Category: Quantitative Aptitude

Directions (Q.1–5) Study the table and answer the given questions.

Data related to candidates appeared and qualified in an exam during last 5 years is given. Study the following data and answer the following questions.

Year

Total Candidates

% Qualified

Female:Male(Qualified)

2012

700

–

3:2

2013

–

–

5:3

2014

480

60

–

2015

–

42

9:5

2016

900

64

–

In 2013, the respective ratio of number of appeared candidates to the qualified candidates was 5:4. Number of female qualified candidates constitutes what percent of number of appeared candidates in the same year?

Correct

Explanation:
Let appeared candidates in 2013 = 1000
∴ Let qualified candidates in 2013 = 800
∴ No. of female qualified in 2013 =5/8×800=500
∴Required %=500/1000×100=50%

Incorrect

Explanation:
Let appeared candidates in 2013 = 1000
∴ Let qualified candidates in 2013 = 800
∴ No. of female qualified in 2013 =5/8×800=500
∴Required %=500/1000×100=50%

Question 4 of 10

4. Question

1 points

Category: Quantitative Aptitude

Directions (Q.1–5) Study the table and answer the given questions.

Data related to candidates appeared and qualified in an exam during last 5 years is given. Study the following data and answer the following questions.

Year

Total Candidates

% Qualified

Female:Male(Qualified)

2012

700

–

3:2

2013

–

–

5:3

2014

480

60

–

2015

–

42

9:5

2016

900

64

–

In 2013, the respective ratio of number of appeared candidates to the qualified candidates was 5:4. Number of male qualified candidates constitutes what percent of number of appeared candidates in the same year?

Correct

Explanation:
Let appeared candidates in 2013 = 1000
∴ Let qualified candidates in 2013 = 800
∴ No. of female qualified in 2013 =3/8×800=300
∴Required %=300/1000×100=30%

Incorrect

Explanation:
Let appeared candidates in 2013 = 1000
∴ Let qualified candidates in 2013 = 800
∴ No. of female qualified in 2013 =3/8×800=300
∴Required %=300/1000×100=30%

Question 5 of 10

5. Question

1 points

Category: Quantitative Aptitude

Directions (Q.1–5) Study the table and answer the given questions.

Data related to candidates appeared and qualified in an exam during last 5 years is given. Study the following data and answer the following questions.

Year

Total Candidates

% Qualified

Female:Male(Qualified)

2012

700

–

3:2

2013

–

–

5:3

2014

480

60

–

2015

–

42

9:5

2016

900

64

–

In 2015, if the difference between number offemale qualified candidates and male qualified candidates was 72, what was the number of appeared candidates in 2015?

Correct

Explanation:
Let no. offemales qualified in 2015 = 9x
∴ No. of males qualified in 2015 = 5x
∴9x-5x=72
x = 18
∴No.of candidates qualifed in 2015=14x=14×18=252
∴Required no.of candidates=252/42×100 = 600

Incorrect

Explanation:
Let no. offemales qualified in 2015 = 9x
∴ No. of males qualified in 2015 = 5x
∴9x-5x=72
x = 18
∴No.of candidates qualifed in 2015=14x=14×18=252
∴Required no.of candidates=252/42×100 = 600

Question 6 of 10

6. Question

1 points

Category: Quantitative Aptitude

The approximate compound interest accured on Rs 26500 at the end of three years is Rs. 7818.25.What would be simple interest accured on the same amount for same time period(Approx)

64 men can complete a piece of work in 15 days and 40 women can complete the same work in 25 days. What is the ratio of the amount of work done by 8 men to that done by 10 women, in 1 day?

Correct

Explanation:
64 men one day work=1/15
8 men one day work =8/(15*64)=1/120
40 women one day work=1/25
10 women one day work=10/(25*40)=1/100
Ratio=100/120=5/6

Incorrect

Explanation:
64 men one day work=1/15
8 men one day work =8/(15*64)=1/120
40 women one day work=1/25
10 women one day work=10/(25*40)=1/100
Ratio=100/120=5/6

Question 8 of 10

8. Question

1 points

Category: Quantitative Aptitude

If a five digit number is formed with digits 7,8,9,4 and 5.What is the probability that it will be divisible by 25,if repetition is not allowed?

Correct

Explanation:
Last two digits should be 75 hence there position will be fixed.
Total number of digits=5!=120
Numbers divisible by 25=3!=6
Probability=6/120=1/20

Incorrect

Explanation:
Last two digits should be 75 hence there position will be fixed.
Total number of digits=5!=120
Numbers divisible by 25=3!=6
Probability=6/120=1/20

Question 9 of 10

9. Question

1 points

Category: Quantitative Aptitude

In a triangle, two sides of right angle triangle are 21 cm and 35 cm. If the triangle is revolved along the 21 cm side, the curved surface area of the cone so formed will be