RRB(Railway) Practice Question and Answer
8 4 4 Q: If x+y+z=6 and
5d1eecc4f5eae22172e6f3c4 4 4 Q: If the numerator of a fraction is increased by 20% and the denominator is not changed, the resultant fraction thus obtained is
5d1edc4ef5eae22172e6f37c Answer : 4. "
4 4 4 4
Q: The Absolute zero on Celsius scale is 1623 15d1f259e9e6ce62e3f20436b
5d1f259e9e6ce62e3f20436b- 1-200ºCfalse
- 2-273.15ºCtrue
- 3-373.15ºCfalse
- 4None of thesefalse
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Answer : 2. "-273.15ºC"
Q: If x+y+z=6 and + + =20, then the value of + + -3xyz is 1505 05d1eecc4f5eae22172e6f3c4
5d1eecc4f5eae22172e6f3c4- 164false
- 270false
- 372true
- 476false
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Answer : 3. "72"
Q: A man on tour travels first 160 km at 64 km/hr and the next 160 km at 80 km/hr. The Average speed for the the first 320 km of the tour is: 1503 05d1ee683f5eae22172e6f3a9
5d1ee683f5eae22172e6f3a9- 135.55 km/hrfalse
- 236 km/hrfalse
- 371.11 km/hrtrue
- 471 km/hrfalse
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Answer : 3. "71.11 km/hr"
Q: If the numerator of a fraction is increased by 20% and the denominator is not changed, the resultant fraction thus obtained is . What was the original fraction? 1464 05d1edc4ef5eae22172e6f37c
5d1edc4ef5eae22172e6f37c- 1false
- 2false
- 3false
- 4true
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Answer : 4. " "
Q: A rectangular carpet has an area of 60 square meter. If its diagonal and longer side together equal 5 times the shorter side, the length of its carpet is: 1449 05d1ee3cec068c021a4048e42
5d1ee3cec068c021a4048e42- 15 mfalse
- 212 mtrue
- 313 mfalse
- 414.5 mfalse
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Answer : 2. "12 m"
Q: The percentage increase in the area of a rectangle, if each of its side is increased by 20% is: 1446 05d1ee449f5eae22172e6f39a
5d1ee449f5eae22172e6f39a- 140%false
- 242%false
- 344%true
- 446%false
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Answer : 3. "44%"
Q: Which of the following substance has greatest specific heat? 1445 15d1f2648c068c021a40493b2
5d1f2648c068c021a40493b2- 1Ironfalse
- 2Watertrue
- 3Copperfalse
- 4Mercuryfalse
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Answer : 2. "Water"
Q: Sakshi can do a piece of work in 20 days. Tanya is 25% more efficient than Sakshi. The number of days taken by Tanya to do the same piece of work is: 1428 05d1ee4f3f5eae22172e6f39f
5d1ee4f3f5eae22172e6f39f- 115false
- 216true
- 318false
- 425false
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