Mathematics · solved example
Find the next term: 65, 126, 217, 344, ?
- 473
- 553
- 513Correct
- 633
- 393
Solution
Each term is a cube plus 1: 4³, 5³, ... so the next is 8³+1 = 513.
RRB ALP | Computer Based Test 1
A compact, single-clock RRB ALP practice mock: 23 original questions across Mathematics, General Intelligence & Reasoning, General Science and General Awareness & Current Affairs, each with a worked solution. One third of a mark is deducted for a wrong answer.
| Section | Questions |
|---|---|
| MathematicsMathematics | 7 |
| General Intelligence & ReasoningGeneral Intelligence & Reasoning | 7 |
| General ScienceGeneral Science | 7 |
| General Awareness & Current AffairsCurrent Affairs | 2 |
A few questions from this test, with the answer key and the method behind it. The full set of 23 runs under a timer, and every solution is on the analysis screen once you submit.
Mathematics · solved example
Find the next term: 65, 126, 217, 344, ?
Solution
Each term is a cube plus 1: 4³, 5³, ... so the next is 8³+1 = 513.
General Intelligence & Reasoning · solved example
Statements: B ≤ F > A < D = C Conclusions: I. A ≥ C II. F ≥ D Which conclusion(s) definitely follow?
Solution
Reading the chain, conclusion I is not necessarily true and conclusion II is not necessarily true. Hence: neither i nor ii follows.
General Science · solved example
What is the natural satellite of the Earth called?
Solution
The Moon is Earth’s natural satellite.
Current Affairs · solved example
The river known as the 'Sorrow of Bihar' is:
Solution
The Kosi river is called the Sorrow of Bihar because of its frequent, destructive floods.
Mathematics · solved example
Find the area of a square whose side is 14 cm.
Solution
Area of a square = side² = 14² = 196 cm².
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Correct answer
+1
Wrong answer
-0.3333
Unanswered
0
Because a blank carries no penalty, guessing only pays when you can eliminate at least two options. The analysis screen after the test shows you exactly where guessing cost you marks.