As you want tips to start preparation for Graduate Marine Engineer Exam conducted by Shipping Corporation of India, so I am providing syllabus of this Exam that will help you.

Firstly you have to purchase best books SCI Graduate Marine Engineer Exam from market with old or sample question papers.

Then you will make a time table for preparation and follow it regularly.

You should make short notes and use short tricks more and more.

Here I am providing syllabus for you to purchase books.

SCI Graduate Marine Engineer Exam Syllabus
Quantitative Aptitude
Number system and simplification
Unitary Method
Decimal fraction
Ration and Proportion
Partnership
Compound Interest
Time, Speed and Distance
Probability
Number series
Percentage
Simple Interest
Simplification
Problem-based on numbers
Time and work
Profit and Loss
Permutation and Combination
Speed and distance
Mensuration (2 dimensions)

Reasoning Ability
Mathematical Operations.
Number, Ranking & Time Sequence.
Deriving Conclusions from Passages.
Clocks & Calendars.
Logical Venn Diagrams.
Logic.
Puzzle Test.
Situation Reaction Test.
Logical Sequence of Words.
Arithmetical Reasoning.
Alpha Numeric Sequence Puzzle.
Coding-Decoding.
Inserting The Missing Character.
Series Completion.
Analogy.
Statement – Conclusions.
Statement – Arguments.
Classification.

English Language
Spot the Error.
Fill in the Blanks.
Idioms & Phrases.
One word substitution.
Active/Passive Voice of Verbs.
Cloze Passage.
Comprehension Passage.
Spellings/ Detecting Mis-spelt words.
Conversion into Direct/Indirect narration.
Shuffling of Sentence parts.
Shuffling of Sentences in a passage.
Improvement of Sentences.
Synonyms/Homonyms, Antonyms.