RRB (NTPC) Practice Question and Answer
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Q: A student has to obtain 33% of the total marks to pass. He got 125 marks and failed by 40 marks. The maximum marks are: 1140 05d1ee23cf5eae22172e6f390
5d1ee23cf5eae22172e6f390- 1300false
- 2500true
- 3800false
- 41000false
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Answer : 2. "500"
Q: The L.C.M of two numbers is 48. The numbers are in the ratio 2:3. The sum of the numbers is: 1192 05d1ede78c068c021a4048e31
5d1ede78c068c021a4048e31- 128false
- 232false
- 340true
- 464false
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Answer : 3. "40"
Q: If the value of 16a+16b=42. What is the average of (a+b)? 3159 05d1edaa7f5eae22172e6f373
5d1edaa7f5eae22172e6f373- 144false
- 221true
- 324false
- 424false
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Answer : 2. "21"
Q: Find the highest common factor of 36 and 84. 1903 05d1edd7cf5eae22172e6f381
5d1edd7cf5eae22172e6f381- 14false
- 26false
- 312true
- 418false
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Answer : 3. "12"
Q: The speed of three cars are in the ratio 5:4:6. The ratio between the time taken by them to travel the same distance is: 1216 05d1edfc2f5eae22172e6f386
5d1edfc2f5eae22172e6f386- 15:4:6false
- 26:4:5false
- 310:12:15false
- 412:15:10true
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Answer : 4. "12:15:10"
Q: What is the least number to be added to 1500 to make it a perfect square? 2022 05d1ed93f70b1431921736a7e
5d1ed93f70b1431921736a7e- 121true
- 235false
- 343false
- 469false
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Answer : 1. "21"
Q: If the numerator of a fraction is increased by 20% and the denominator is not changed, the resultant fraction thus obtained is \({2\over3}\). What was the original fraction? 1368 05d1edc4ef5eae22172e6f37c
5d1edc4ef5eae22172e6f37c- 1\({3\over8}\)false
- 2\({5\over8}\)false
- 3\({4\over9}\)false
- 4\({5\over9}\)true
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Answer : 4. "\({5\over9}\)"
Q: The difference between a number and its two-fifth is 510. What is 10% of that number? 1529 05d1ee195c068c021a4048e3d
5d1ee195c068c021a4048e3d- 112.75false
- 285true
- 3204false
- 4None of thesefalse
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Answer : 2. "85"
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