Simplification (Railway Maths) (201 to 250)

Total Questions: 50

1. Find the answer of given equation? [Group D 17/09/2022 (Morning) ]

Correct Answer: (c) 16
Solution:

2. Find the answer of given equation? [Group D 17/09/2022 (Morning) ]

Correct Answer: (c) 2659/4995
Solution:

3. Simplify the question? [Group D 17/09/2022 (Afternoon) ]

Correct Answer: (d) 64/99
Solution:

4. Which of the following fractions is the largest? [Group D 17/09/2022 (Afternoon) ]

5/7, 9/14, 16/21, 29/42

Correct Answer: (a) 16/21
Solution:

5. The difference between the smallest and the largest fractions among 5/6, 7/8, 11/12, 13/16 is: [Group D 17/09/2022 (Afternoon) ]

Correct Answer: (d) 5/48
Solution:

6. The value of 3 + 3 × [(11 − 2) ÷ 3] − 2 × 3 is? [Group D 17/09/2022 (Evening)]

Correct Answer: (b) 6
Solution:

3 + 3 × [ {11 –2 } ÷ 3] – 2 × 3
= 3 + 3 × 3 - 2 × 3 = 3 + 9 - 6 = 6

7. Find the value of [(12 ÷ 4) × (12/3 + 5/3 × (7 − 4))]? [Group D 17/09/2022 (Evening)]

Correct Answer: (c) 27
Solution:

8. Using the fact that 4515 ÷ 12.9 = 350, find the value of 4.515 ÷ 12.9. [Group D 17/09/2022 (Evening)]

Correct Answer: (d) 0.35
Solution:

4515 ÷ 12.9 = 350
Similarly,
4.515 ÷ 12.9 = 0.35

9. Evaluate 23³ + (−11)³ + (−12)³? [Group D 17/09/2022 (Evening)]

Correct Answer: (c) 9108
Solution:

10. Evaluate (40.25 ÷ 5) + (0.07 × 5) / (0.15 × 8) + (0.18 ÷ 0.2)? [Group D 18/09/2022 (Morning)]

Correct Answer: (c) 4
Solution: