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Question 561

IBPS RRB PO 2024• Quantitative Aptitude

Directions: Read the data carefully and answer the questions given below.

There were three colleges X, Y and Z. Number of students and teachers in college X is 4000 more than the number of students and teachers in college Y. Number of teachers in college Y is 400, which is 10 % of the total number of students and teachers in college Y. Percentage of boys in college Y is 50 % of the total number of students and teachers in college Y. A number of boys(students) is college X are equal to the number of boys(students) in college Y. Number of girls in college X is half the number of boys in college X. Number of students and teachers in college Z is equal to the half the sum of the numbers of students and teachers of college X and Y. Number of teachers, boys and girls (students) in college Z are equal.

Find the total number of teachers in 3 of the colleges.

  1. AOption (a)

    2400

  2. BOption (b)

    5400

  3. COption (c)

    7400

  4. DOption (d)

    8400

  5. EOption (e)

    9400

View answer & explanation

Correct answer

Answer: (a)A.

2400

Explanation not yet available.

Question 562

IBPS RRB PO 2024• Quantitative Aptitude

Directions: Read the data carefully and answer the questions given below.

There were three colleges X, Y and Z. Number of students and teachers in college X is 4000 more than the number of students and teachers in college Y. Number of teachers in college Y is 400, which is 10 % of the total number of students and teachers in college Y. Percentage of boys in college Y is 50 % of the total number of students and teachers in college Y. A number of boys(students) is college X are equal to the number of boys(students) in college Y. Number of girls in college X is half the number of boys in college X. Number of students and teachers in college Z is equal to the half the sum of the numbers of students and teachers of college X and Y. Number of teachers, boys and girls (students) in college Z are equal.

Find the ratio of total number of boys in college X, Y and Z to the total number of girls in college X, Y and Z.

  1. AOption (a)

    11 ∶ 12

  2. BOption (b)

    30 ∶ 23

  3. COption (c)

    10 ∶ 13

  4. DOption (d)

    17 ∶ 19

  5. EOption (e)

    17 ∶ 21

View answer & explanation

Correct answer

Answer: (a)A.

11 ∶ 12

Explanation not yet available.

Question 563

IBPS RRB PO 2024• Quantitative Aptitude

Directions: Read the data carefully and answer the questions given below.

There were three colleges X, Y and Z. Number of students and teachers in college X is 4000 more than the number of students and teachers in college Y. Number of teachers in college Y is 400, which is 10 % of the total number of students and teachers in college Y. Percentage of boys in college Y is 50 % of the total number of students and teachers in college Y. A number of boys(students) is college X are equal to the number of boys(students) in college Y. Number of girls in college X is half the number of boys in college X. Number of students and teachers in college Z is equal to the half the sum of the numbers of students and teachers of college X and Y. Number of teachers, boys and girls (students) in college Z are equal.

Sum of boys and girls in college X is what percent of the total number of students and teachers of college X?

  1. AOption (a)

    37.5%

  2. BOption (b)

    25.5%

  3. COption (c)

    13.5%

  4. DOption (d)

    17.5%

  5. EOption (e)

    20.5%

View answer & explanation

Correct answer

Answer: (a)A.

37.5%

Explanation not yet available.

Question 564

IBPS RRB PO 2024• Quantitative Aptitude

Directions: Read the data carefully and answer the questions given below.

There were three colleges X, Y and Z. Number of students and teachers in college X is 4000 more than the number of students and teachers in college Y. Number of teachers in college Y is 400, which is 10 % of the total number of students and teachers in college Y. Percentage of boys in college Y is 50 % of the total number of students and teachers in college Y. A number of boys(students) is college X are equal to the number of boys(students) in college Y. Number of girls in college X is half the number of boys in college X. Number of students and teachers in college Z is equal to the half the sum of the numbers of students and teachers of college X and Y. Number of teachers, boys and girls (students) in college Z are equal.

If in college Z, among the number of teachers 20% are female teachers, then find the number of male teachers among the teachers.

  1. AOption (a)

    1500

  2. BOption (b)

    1800

  3. COption (c)

    1600

  4. DOption (d)

    1400

  5. EOption (e)

    1700

View answer & explanation

Correct answer

Answer: (a)A.

1500

Explanation not yet available.

Question 565

IBPS RRB PO 2024• Quantitative Aptitude

Directions: Read the data carefully and answer the questions given below.

There were three colleges X, Y and Z. Number of students and teachers in college X is 4000 more than the number of students and teachers in college Y. Number of teachers in college Y is 400, which is 10 % of the total number of students and teachers in college Y. Percentage of boys in college Y is 50 % of the total number of students and teachers in college Y. A number of boys(students) is college X are equal to the number of boys(students) in college Y. Number of girls in college X is half the number of boys in college X. Number of students and teachers in college Z is equal to the half the sum of the numbers of students and teachers of college X and Y. Number of teachers, boys and girls (students) in college Z are equal.

Find the average of total number of students and teachers among the 3 of the colleges.

  1. AOption (a)

    2000

  2. BOption (b)

    1200

  3. COption (c)

    6000

  4. DOption (d)

    4000

  5. EOption (e)

    7000

View answer & explanation

Correct answer

Answer: (a)A.

2000

Explanation not yet available.

Question 566

IBPS RRB PO 2024• Quantitative Aptitude

A and B can complete a piece of work in 56 days and 42 days, While C can destroy the work in 32 days. If A and B started doing the work together and after 20 days, C joins them, then find the time taken by them to complete the whole work.

  1. AOption (a)

    31 days

  2. BOption (b)

    35 days

  3. COption (c)

    32 days

  4. DOption (d)

    36 days

  5. EOption (e)

    None of these.

View answer & explanation

Correct answer

Answer: (a)A.

31 days

Explanation not yet available.

Question 567

IBPS RRB PO 2024• Quantitative Aptitude

A and B started a business with a total investment of Rs.100000 in the ratio 3 : 2. After 3 months B decided to leave the business with his principle and C decided to join in with the same investment. If, the year-end profit is Rs.30000, find out the difference between B and C’s take home profit.

  1. AOption (a)

    5000

  2. BOption (b)

    3000

  3. COption (c)

    6000

  4. DOption (d)

    7000

  5. EOption (e)

    None of these

View answer & explanation

Correct answer

Answer: (a)A.

5000

Explanation not yet available.

Question 568

IBPS RRB PO 2024• Quantitative Aptitude

The ratio of income of A to that of B is 7 : 9. They together save Rs. 10000 and their savings are in the ratio 2 : 3. If the expenditure of B is 25% more than that of A, then find the total income of A and B.

  1. AOption (a)

    Rs. 76000

  2. BOption (b)

    Rs. 72000

  3. COption (c)

    Rs. 64000

  4. DOption (d)

    Rs. 68000

  5. EOption (e)

    None of these

View answer & explanation

Correct answer

Answer: (a)A.

Rs. 76000

Explanation not yet available.

Question 569

IBPS RRB PO 2024• Quantitative Aptitude

Three pipes A, B, and C fill a cistern in 20 minutes, 30 minutes and 40 minutes respectively. These pipes are opened alternately for one minute but beginning with pipe A. In what time will the cistern be full?

  1. AOption (a)

    45/2

  2. BOption (b)

    53/2

  3. COption (c)

    47/2

  4. DOption (d)

    55/2

  5. EOption (e)

    None of these

View answer & explanation

Correct answer

Answer: (a)A.

45/2

Explanation not yet available.

Question 570

IBPS RRB PO 2024• Quantitative Aptitude

Directions: Read the table carefully and answer the following questions.

The table shows the number of people learning three different dance forms in four dance schools.

Total learners = Hip-hop learners + Classical learners + Jazz learners

SchoolTotal learnersNumber of people learning Hip-hopRatio (Number of people learning Classical : Number of people learning Jazz)
A200604 : 3
B150502 : 3
C200807 : 5
D100402 : 1

What is the average number of people learning Jazz in school A and B and Hip-hop in school C and D?

  1. AOption (a)

    60

  2. BOption (b)

    90

  3. COption (c)

    80

  4. DOption (d)

    105

  5. EOption (e)

    70

View answer & explanation

Correct answer

Answer: (a)A.

60

Explanation not yet available.
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