RRB ALP Mathematics First Stage
RRB ALP Mathematics First Stage CBT Exam
RRB ALP 2018 - First Stage CBT Examination, conducted in online Mode, has: a duration of 60 Min (80 minutes for eligible PWD candidates accompanied with scribe), a total of 75 questions, a maximum score of 75 marks, and consists of 4 sections, namely - Mathematics, General Intelligence & Reasoning, General Science and General Awareness on Current Affairs. Candidates must clear the cut-off in all the sections to qualify for Second Stage CBT Exam.
Pattern
| S.No |
Sections |
No. of Questions |
Time allocated |
| 1 |
Mathematics |
75 |
60 minutes (80 minutes for eligible PWD candidates accompanied with scribe) |
| 2 |
General Intelligence and Reasoning |
| 3 |
General Science |
| 4 |
General awareness on current affairs |
Below mentioned are the different categories of expected questions in the
RRB ALP Mathematics section of First Stage.
Syllabus
| S.No |
Topics |
| 1 |
Number system |
| 2 |
BODMAS |
| 3 |
Decimals, Fractions |
| 4 |
LCM, HCF |
| 5 |
Ratio and Proportion |
| 6 |
Percentages, Mensuration |
| 7 |
Time and Work; Time and Distance |
| 8 |
Simple and Compound Interest |
| 9 |
Profit and Loss |
| 10 |
Algebra |
| 11 |
Geometry and Trigonometry |
| 12 |
Elementary Statistics |
| 13 |
Square Root |
| 14 |
Age Calculations |
| 15 |
Calendar & Clock |
| 16 |
Pipes & Cistern |
Penalty for Wrong Answers (Applicable to both – First Stage and Second Stage examination):
There shall be negative marking for incorrect answers in First and Second Stage CBT. 1/3rd of the marks allotted for each question shall be deducted for each wrong answer. There shall be no negative marking for Computer Based Aptitude Test.
Samples
1. Which of the following is a prime number
Answer: Option (b)
2. What least value should be replaced by * in 223*431 so the number become divisible by 9
Answer: Option (a)
3. What is the largest 4 digit number exactly divisible by 88
a) 9900
b) 9999
c) 9988
d) 9944
Answer: Option (d)
4. 15.06 * 0.0001 = ?
a) 15060000
b) 0.001506
c) 0.01506
d) 0.1506
Answer: Option (b)
5. Find the HCF of 2.1, 1.05 and 0.63
a) 0.44
b) 0.64
c) 0.21
d) None of above
Answer: Option (c)
6. What will be the LCM of 8, 24, 36 and 54
a) 54
b) 108
c) 216
d) 432
Answer: Option (c)
7. In a mixture 60 litres, the ratio of milk and water 2 : 1. If the this ratio is to be 1 : 2, then the quanity of water to be further added is
a) 20 liters
b) 30 liters
c) 50 liters
d) 60 liters
Answer: Option (d)
8. In a college, the ratio of the number of boys to girls is 8: 5. If there are 200 girls, the total number of students in the college is
a) 420
b) 520
c) 620
d) 720
Answer: Option (b)
9. The ratio 5:20 expressed as percent equals to
a) 50 %
b) 125 %
c) 25 %
d) None of above
Answer: Option (c)
10. If the cost price is 25% of selling price. Then what is the profit percent.
a) 150%
b) 200%
c) 300%
d) 350%
Answer: Option (c)
11. A, B and C invested Rs. 8000, Rs. 4000 and Rs. 8000 respectively in a business. A left after six months. If after eight months, there was a gain of Rs. 4005, then what will be the share of B?
a) Rs 690
b) Rs 790
c) Rs 890
d) Rs 990
Answer: Option (c)
12. P and Q started a business investing Rs 85000 and Rs 15000 resp. In what ratio the profit earned after 2 years be divided between P and Q respectively.
a) 17:5
b) 17:3
c) 17:6
d) 17:7
Answer: Option (b)
13. A is thrice as good a workman as B and takes 10 days less to do a piece of work than B takes. B alone can do the whole work in
a) 15 days
b) 10 days
c) 9 days
d) 8 days
Answer: Option (a)
14. A Man travelled a distance of 61 km in 9 hours. He travelled partly on foot at 4 km/hr and partly on bicycle at 9 km/hr. What is the distance travelled on foot?
a) 16 km
b) 14 km
c) 12 km
d) 10 km
Answer: Option (a)
15. 2 trains starting at the same time from 2 stations 200 km apart and going in opposite direction cross each other at a distance of 110 km from one of the stations. What is the ratio of their speeds?
a) 11:9
b) 13:9
c) 17:9
d) 21:9
Answer: Option (a)
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