Percentage (Railway Maths) (Part – IV)

Total Questions: 50

41. If A is 120% of B, then what percentage of (A + B) is B ? [RRB NTPC 02/03/2021 (Evening) ]

Correct Answer: (c)
Solution:

42. if 20% of A is equal to 25% of B, then 28% of A is equal to what percent of B? [RRB NTPC 03/03/2021 (Morning) ]

Correct Answer: (a) 35
Solution:

43. A student must score 40% marks to pass an examination. He gets 70 marks and fails by 20 marks. Find the maximum marks. [RRB NTPC 03/03/2021 (Evening) ]

Correct Answer: (a) 225
Solution:

44. A fruit seller has some oranges. He sells 60% of them and still has 380 oranges. Originally, he had _____ oranges. [RRB NTPC 05/03/2021 (Evening) ]

Correct Answer: (c) 950
Solution:

45. What percentage of a day is 3 h? [RRB NTPC 05/03/2021 (Evening) ]

Correct Answer: (b)
Solution:

46. Ravi’s salary is 20% more than Mohan’s salary. If Mohan’s salary is Rs. 1600, then Ravi’s salary is: [RRB NTPC 07/03/2021 (Evening)]

Correct Answer: (c) 1,920
Solution:

Ravi's salary = 1600 × 6/5 = 1920

47. If 45% of a number is 15 less than 70% of that number, then the number is: [RRB NTPC 08/03/2021 (Evening)]

Correct Answer: (a) 60
Solution:

48. Which number is 40% less than 80 ? [RRB NTPC 09/03/2021 (Evening) ]

Correct Answer: (b) 48
Solution:

49. Ravi and Rajesh wrote an entrance examination to join the M.Tech. programme. Ravi obtained 8 marks more than Rajesh and his marks were 52% of the sum of their marks. What are marks obtained by Ravi and Rajesh respectively? [RRB NTPC 11/03/2021 (Morning)]

Correct Answer: (c) 104, 96
Solution:

50. In an examination, 28% of the students failed in Hindi and 32% failed in English. If 20% of the students failed in both the subjects then the percentage of students who passed in both the subjects is: [RRB NTPC 11/03/2021 (Evening)]

Correct Answer: (c) 60%
Solution: