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Mathematics — Arithmetic (Percentages, Ratios & Averages) MCQs
Practice Mathematics — Arithmetic (Percentages, Ratios & Averages) multiple-choice questions for National Cybercrime Investigation Agency competitive exams. Each question includes the correct answer and a short explanation, and past-paper questions are marked so you can revise both repeated and fresh material in one place.
Oenologist
Enomaticist
Vintner
Sommelier
Past Paper DetailsICTP-COPY
ErklärungA sommelier is a trained wine steward, specializing in the selection, pairing, and service of wines, making them experts in distinguishing varieties.
Prerequisite
Hypothesis
Anomaly
Indicia
Past Paper DetailsICTP-COPY
ErklärungIndicia are pieces of evidence or signs serving as proof of something. A prerequisite is something required beforehand, and an anomaly is a deviation from the norm.
fugacious
permanent
substantial
lasting
Past Paper DetailsICTP-COPY
ErklärungEphemeral means lasting for a very short time; fugacious also means quickly passing or fleeting.
should
will have to
would be able to
must
Past Paper DetailsICTP-COPY
ErklärungWhen conveying advice or recommendation regarding a required action, 'should' is the most appropriate modal verb. 'Must' expresses absolute necessity, while 'would be able to' is grammatically incorrect in this structure.
The committee was unable to reach a decision until necessary background data were to be compiled and reviewed.
The committee was unable to reach a decision until the necessary background data was compiled and reviewed.
The committee was unable to reach a decision until the necessary background data were compiled and reviewed.
The committee was unable to reach a decision until the necessary background data were compiling and reviewing.
Past Paper DetailsICTP-COPY
ErklärungWhen 'data' is treated as a singular mass noun (which is often required in formal/official writing), it takes the singular verb 'was' and maintains parallel structure 'was compiled and reviewed'.
Having completed the mandatory training, the staff were informed that they could now operate the sensitive machinery.
Having completed the mandatory training, the staff was informed that they could now operate the sensitive machinery.
The staff was informed, having completed the mandatory training, that they could now operate the sensitive machinery.
The staff, having completed the mandatory training, was informed that it could now operate the sensitive machinery.
Past Paper DetailsICTP-COPY
ErklärungThe initial participial phrase 'Having completed...' must be grammatically linked to the subject. Furthermore, 'staff' is a collective noun, making it singular ('was informed') and requiring the singular pronoun 'it' for machine operation in the corrected clause.
Although he was exhausted from the long journey
demonstrating a professionalism that few people possess
No correction is needed
he continued to work diligently
Past Paper DetailsICTP-COPY
ErklärungThe sentence is grammatically sound. The participial phrase 'demonstrating...' correctly modifies the subject's action, and the relative clause structure used is standard English usage.
Misapprehension
Misgiving
Prejudice
Conundrum
Past Paper DetailsICTP-COPY
ErklärungMisapprehension means a misunderstanding or wrong idea. Misgivings are feelings of doubt, while Conundrum means a confusing problem.
A bibliophile
An entomologist
A gourmet
A philatelist
Past Paper DetailsICTP-COPY
ErklärungBibliophile means 'book lover.' Philatelist collects stamps, while an entomologist is a study of insects.
has been
was
is
are
Past Paper DetailsICTP-COPY
ErklärungWhen subjects are connected by 'neither... nor,' the verb agrees with the subject closest to it. Since 'chairpersons' is plural, the verb must be plural ('are').
critic
calligrapher
biographer
autographer
Past Paper DetailsICTP-COPY
ErklärungA biographer is a person who writes about the life of another person, which fits the context of writing extensive works; 'autographer' is someone who signs things.
to file the report, to interview the suspects, and to write a summary for the Director.
file the report, interviewing the suspects, and write a summary for the Director.
filing the report, interviewing the suspects, and writing a summary for the Director.
file the report, interview the suspects, and write a summary for the Director.
Past Paper DetailsICTP-COPY
ErklärungThe list requires strict parallel structure. Since the instruction uses the infinitive form ('to file'), all subsequent actions must maintain the parallel infinitive form (to + base verb) for grammatical consistency.
update the digital logs immediately.
to update the digital logs immediately.
updating the digital logs immediately.
updated the digital logs immediately.
Past Paper DetailsICTP-COPY
ErklärungFor proper parallel structure, all items in the list must have the same grammatical form. Since the previous items use the base form (patrol and report), 'update' is required.
affecting
affect
affected
effected
Past Paper DetailsICTP-COPY
ErklärungThe context requires a present participle to modify 'policy changes' (meaning 'influencing'), making 'affecting' the correct choice.
should be given regular exercises and advanced modules.
should be given regular exercises as well as, advanced modules.
should be given regular exercises as well as advanced modules.
should be given regular exercises, and advanced modules.
Past Paper DetailsICTP-COPY
ErklärungThe phrase 'as well as' connects two items that function as a unit and correctly mandates the use of 'and' to maintain parallelism and flow.
Concurrence
Consensus
Majority
Agreement
Past Paper DetailsICTP-COPY
ErklärungConsensus means a general agreement or commonly held opinion, which is more precise than just 'agreement' or 'concurrence'.
The scientist who researches climate change presented his findings.
Who researches climate change is the scientist who presented his findings.
The scientist, who researches climate change, presented his findings.
The scientist, who, researches climate change, presented his findings.
Past Paper DetailsICTP-COPY
ErklärungThe relative clause 'who researches climate change' is essential information defining the scientist (a restrictive clause), thus no commas are needed.
maintaining records, ensuring punctuality, and training new staff members.
maintaining records, ensuring punctuality, and training new staff members.
maintain records, ensuring punctuality, and also to train new staff members.
maintain records, ensure punctuality, and training new staff members.
Past Paper DetailsICTP-COPY
ErklärungFor proper parallel structure, all items listed must maintain the same grammatical form. Since the original sentence established gerunds ('maintaining records', 'ensuring punctuality'), the correct list must use all gerunds.
After reviewing the archaeological findings, the museum displayed the ancient artifacts with pride.
The ancient artifacts were displayed with pride after reviewing the archaeological findings by the museum.
After reviewing the archaeological findings, the museum proudly displayed the ancient artifacts.
The museum displayed the ancient artifacts with pride, after reviewing the archaeological findings.
Past Paper DetailsICTP-COPY
ErklärungOption A is the most concise and grammatically superior choice. It improves flow by replacing the adjectival phrase 'with pride' with the adverb 'proudly,' while maintaining the correct subject-verb relationship (the museum reviewed and displayed).
Hypochondriac
Complainer
Malingerer
Hypocrite
Past Paper DetailsICTP-COPY
ErklärungMalingerer specifically refers to someone feigning illness or giving false accounts to evade duty.
Transient
Sustainable
Permanent
Enduring
Past Paper DetailsICTP-COPY
ErklärungEphemeral means lasting for a very short time; therefore, its synonym is transient.
Frequently Asked Questions
Are these Mathematics — Arithmetic (Percentages, Ratios & Averages) MCQs free?
Yes. Every Mathematics — Arithmetic (Percentages, Ratios & Averages) MCQ on this page is free to practice, including the correct answer and explanation.
Do these include past-paper questions?
Yes — questions sourced from past papers are clearly marked with a "Past Paper" badge, alongside fresh practice questions.
Which exams do these Mathematics — Arithmetic (Percentages, Ratios & Averages) MCQs help with?
They are aimed at National Cybercrime Investigation Agency and related Pakistani competitive exams that test Mathematics — Arithmetic (Percentages, Ratios & Averages).
How should I practice subject-wise MCQs?
Attempt each question first, then reveal the answer and read the explanation. Short, focused sessions on one subject work better than long unstructured reading.