Major Competitive Exams

Civil Services Defence Exams Engineering & Architecture Admissions Government Jobs Management Admissions Undergraduate

Q. In a class of 5 students, their ages are 14, 16, 15, 18, and 17. What is the median age?

A. 15
B. 16
C. 17
D. 18

Solution

Arrange the ages: 14, 15, 16, 17, 18. The median is the middle value, which is 16.

Correct Answer: B — 16

Learn More →

Q. In a class of 5 students, their ages are 16, 18, 17, 19, and 20. What is the median age? (2022)

A. 17
B. 18
C. 19
D. 20

Solution

Arrange the ages: 16, 17, 18, 19, 20. The median is the middle value, which is 18.

Correct Answer: B — 18

Learn More →

Q. In a class of 5 students, their scores are 10, 20, 30, 40, and 50. What is the median score?

A. 20
B. 30
C. 40
D. 50

Solution

Median = 30 (middle value when arranged in order: 10, 20, 30, 40, 50).

Correct Answer: B — 30

Learn More →

Q. In a class of 5 students, their scores are 12, 15, 18, 20, and 25. What is the median score?

A. 15
B. 18
C. 20
D. 25

Solution

Arranging the scores: 12, 15, 18, 20, 25. Median = 18 (middle value).

Correct Answer: B — 18

Learn More →

Q. In a class of 5 students, their scores are 12, 15, 20, 25, and 28. What is the median score?

A. 15
B. 20
C. 25
D. 28

Solution

Arranging the scores: 12, 15, 20, 25, 28. Median = 20 (middle value).

Correct Answer: B — 20

Learn More →

Q. In a class of 5 students, their scores are 80, 90, 70, 85, and 95. What is the median score?

A. 80
B. 85
C. 90
D. 95

Solution

Arranging the scores: 70, 80, 85, 90, 95. Median = 85 (middle value).

Correct Answer: B — 85

Learn More →

Q. In a class of 50 students, 20 study English, 25 study Hindi, and 10 study both. How many students study only Hindi?

A. 15
B. 20
C. 25
D. 10

Solution

To find the number of students who study only Hindi, we subtract those who study both from those who study Hindi: 25 - 10 = 15.

Correct Answer: A — 15

Learn More →

Q. In a class of 50 students, 20 study English, 25 study Hindi, and 10 study both. How many students study only one language?

A. 35
B. 30
C. 25
D. 20

Solution

The number of students studying only one language is: (20 - 10) + (25 - 10) = 35.

Correct Answer: A — 35

Learn More →

Q. In a class of 50 students, 20 study English, 25 study History, and 10 study both. How many students study only History?

A. 15
B. 25
C. 10
D. 20

Solution

To find the number of students who study only History, we subtract those who study both from those who study History: 25 - 10 = 15.

Correct Answer: A — 15

Learn More →

Q. In a class of 50 students, 20 study English, 25 study Mathematics, and 10 study both. How many students study only one subject?

A. 35
B. 25
C. 15
D. 45

Solution

The number of students studying only English is 20 - 10 = 10, and only Mathematics is 25 - 10 = 15. Thus, total studying only one subject is 10 + 15 = 25.

Correct Answer: A — 35

Learn More →

Q. In a class of 50 students, 20 study History, 25 study Geography, and 10 study both. How many students study only Geography?

A. 15
B. 25
C. 10
D. 20

Solution

The number of students who study only Geography is 25 - 10 = 15.

Correct Answer: A — 15

Learn More →

Q. In a class of 50 students, 20 study Mathematics, 25 study Science, and 10 study both. How many students study only Mathematics?

A. 10
B. 20
C. 30
D. 15

Solution

The number of students who study only Mathematics is 20 - 10 = 10.

Correct Answer: A — 10

Learn More →

Q. In a class of 50 students, 20 study Mathematics, 25 study Science, and 10 study both. How many students study only Science?

A. 15
B. 25
C. 10
D. 5

Solution

The number of students who study only Science is 25 - 10 = 15.

Correct Answer: A — 15

Learn More →

Q. In a class of 50 students, 20 study Mathematics, 25 study Science, and 10 study both. How many students study at least one of the subjects?

A. 35
B. 40
C. 45
D. 50

Solution

Using inclusion-exclusion, the total is 20 + 25 - 10 = 35.

Correct Answer: B — 40

Learn More →

Q. In a class of 50 students, 25 study English, 20 study Hindi, and 5 study both. How many students study only one language?

A. 20
B. 25
C. 30
D. 35

Solution

The number of students studying only English is 25 - 5 = 20, and only Hindi is 20 - 5 = 15. Thus, total studying only one language is 20 + 15 = 35.

Correct Answer: D — 35

Learn More →

Q. In a class of 50 students, 30 study English, 20 study Hindi, and 10 study both. How many students study only Hindi?

A. 10
B. 20
C. 30
D. 15

Solution

Students who study only Hindi = Total Hindi students - Both English and Hindi students = 20 - 10 = 10.

Correct Answer: A — 10

Learn More →

Q. In a class of 50 students, 30 study English, 25 study Mathematics, and 10 study both. How many study only Mathematics?

A. 15
B. 20
C. 25
D. 10

Solution

Only Mathematics = Total Mathematics - Both = 25 - 10 = 15.

Correct Answer: A — 15

Learn More →

Q. In a class of 50 students, 30 study Mathematics, 25 study Science, and 10 study both subjects. How many students study only Mathematics?

A. 20
B. 15
C. 10
D. 5

Solution

The number of students who study only Mathematics is |Mathematics| - |Both| = 30 - 10 = 20.

Correct Answer: A — 20

Learn More →

Q. In a class of 50 students, 30% are receiving scholarships. How many students are receiving scholarships?

A. 10
B. 15
C. 20
D. 25

Solution

Number of students receiving scholarships = 30% of 50 = 15

Correct Answer: B — 15

Learn More →

Q. In a class of 50 students, 40% are girls. How many boys are there in the class? (2023)

A. 20
B. 30
C. 25
D. 15

Solution

Number of girls = 40% of 50 = 20. Therefore, number of boys = 50 - 20 = 30.

Correct Answer: B — 30

Learn More →

Q. In a class of 50 students, if 10 students received awards for scoring above 80%, what percentage of students received awards? (2020)

A. 15%
B. 20%
C. 25%
D. 30%

Solution

Percentage = (10 / 50) * 100 = 20%.

Correct Answer: B — 20%

Learn More →

Q. In a class of 50 students, if 10 students received awards for scoring above 85%, what percentage of students received awards? (2020)

A. 15%
B. 20%
C. 25%
D. 30%

Solution

Percentage = (10 / 50) * 100 = 20%.

Correct Answer: B — 20%

Learn More →

Q. In a class of 60 students, 25 study History, 30 study Geography, and 10 study both. How many students study only Geography?

A. 20
B. 30
C. 10
D. 25

Solution

The number of students studying only Geography is 30 - 10 = 20.

Correct Answer: A — 20

Learn More →

Q. In a class of 60 students, 35 like history, 25 like geography, and 10 like both. How many students like only geography?

A. 15
B. 25
C. 10
D. 20

Solution

The number of students who like only geography is 25 - 10 = 15.

Correct Answer: A — 15

Learn More →

Q. In a class of 60 students, 35 like painting, 25 like music, and 15 like both. How many students like only painting?

A. 20
B. 15
C. 25
D. 30

Solution

Students who like only painting = Total painting lovers - Both painting and music lovers = 35 - 15 = 20.

Correct Answer: A — 20

Learn More →

Q. In a class of 60 students, the ratio of boys to girls is 3:2. If the number of boys is increased by 10, what will be the new ratio of boys to girls? (2023)

A. 4:3
B. 5:2
C. 3:2
D. 2:3

Solution

Initially, there are 36 boys and 24 girls. After increasing the boys by 10, there will be 46 boys and 24 girls, giving a new ratio of 46:24, which simplifies to 4:3.

Correct Answer: A — 4:3

Learn More →

Q. In a class of 60 students, the ratio of boys to girls is 3:2. If the number of boys is increased by 10 and the number of girls is decreased by 5, what will be the new ratio of boys to girls? (2023)

A. 2:3
B. 3:2
C. 5:3
D. 4:3

Solution

Initially, there are 36 boys and 24 girls. After the changes, there will be 46 boys and 19 girls. The new ratio is 46:19, which simplifies to approximately 4:3.

Correct Answer: D — 4:3

Learn More →

Q. In a class of 60 students, the ratio of boys to girls is 3:2. If the number of boys is increased by 5, what will be the new ratio of boys to girls? (2023)

A. 4:3
B. 5:2
C. 3:2
D. 2:3

Solution

Initially, there are 36 boys and 24 girls. After increasing boys by 5, there will be 41 boys and 24 girls, giving a new ratio of 41:24, which simplifies to approximately 4:3.

Correct Answer: A — 4:3

Learn More →

Q. In a class of 80 students, 45 like painting, 35 like drawing, and 20 like both. How many students like only drawing?

A. 15
B. 20
C. 35
D. 25

Solution

The number of students who like only drawing is 35 - 20 = 15.

Correct Answer: D — 25

Learn More →

Q. In a class of 80 students, 45 study English, 35 study Hindi, and 20 study both. How many study only Hindi?

A. 15
B. 20
C. 10
D. 5

Solution

The number of students who study only Hindi is 35 - 20 = 15.

Correct Answer: A — 15

Learn More →

Showing 13261 to 13290 of 31410 (1047 Pages)

Major Competitive Exams

On a scale of 0–10, how likely are you to recommend The Soulshift Academy?