Ratio & Proportion (Railway Maths) (Part – III)

Total Questions: 50

11. Two numbers are in the ratio 5 : 3 and the difference between these two numbers is 34. Find the smaller of the two numbers. [Group D 28/09/2022 (Afternoon) ]

Correct Answer: (d) 51
Solution:

12. A number is split into two parts such that one part is 14 more than the other, and the ratio of the two parts is 7 : 5. Find the number. [Group D 29/09/2022 (Afternoon)]

Correct Answer: (c) 84
Solution:

13. Two numbers are in the ratio 5 : 7. If the sum of the numbers is 108, find the smaller number. [Group D 30/09/2022 (Afternoon)]

Correct Answer: (d) 45
Solution:

14. 20, 38, 40 and x are in proportion. Find the value of x. [Group D 30/09/2022 (Evening) ]

Correct Answer: (b) 76
Solution:

According to the question,
20/38 = 40/x ⇒ x = 76

15. A sum of ₹150 is divided into two parts. The first part is ₹2 more than three times the second part. Find the second part. [Group D 06/10/2022 (Morning)]

Correct Answer: (a) ₹37
Solution:

16. Two numbers a and b are such that a : 24 :: 24 : b, and a : b :: b : 192. Find the value of (a + b). [Group D 06/10/2022 (Afternoon)]

Correct Answer: (d) 60
Solution:

17. Ujwal has 5,250 in currency notes of denominations 50, 100 and 200. The number of notes of each denomination are equal. How many notes in total does Ujwal have? [Group D 11/10/2022 (Morning)]

Correct Answer: (c) 45
Solution:

18. If i = 7/3 j and j = 4/5 k, then the ratio of i : j : k is: [Group D 11/10/2022 (Evening) ]

Correct Answer: (b) 28 : 12 : 15
Solution:

19. If 2/3 of y = 8/15 of z, then find y : z. [Level 6 (09/05/2022) Shift 1]

Correct Answer: (a) 4 : 5
Solution:

20. When k > 0 is subtracted from each of 11, 15, 20 and 30, the numbers so obtained in this order are in proportion. What is the mean proportional between (2k + 2) and 3k²? [Level 6 (09/05/2022) Shift 2]

Correct Answer: (d) 30
Solution: