MBA Entrance Mega Test 4

Simplify: log⁡a(xy)\log_a (xy)loga(xy). Simplify: log⁡a(xy)\log_a (xy)loga(xy).

2 Mark(s)

log⁡ax+log⁡ay\log_a x + \log_a ylogax+logay
log⁡ax–log⁡ay\log_a x – \log_a ylogax–logay
log⁡a(x/y)\log_a (x/y)loga(x/y) log⁡a(x/y)\log_a (x/y)loga(x/y)
none none

Simplify: 91/2×271/39^{1/2}×27^{1/3}91/2×271/3. Simplify: 91/2×271/39^{1/2}×27^{1/3}91/2×271/3.

2 Mark(s)

9 9
27 27
18 18
81 81

Simplify: log⁡a(x/y)\log_a (x/y)loga(x/y). Simplify: log⁡a(x/y)\log_a (x/y)loga(x/y).

2 Mark(s)

log⁡ax–log⁡ay\log_a x – \log_a ylogax–logay
log⁡ax+log⁡ay\log_a x + \log_a ylogax+logay
log⁡ax⋅log⁡ay\log_a x \cdot \log_a ylogax⋅logay
none none

Simplify: 5log⁡5255^{\log_5 25}5log525. Simplify: 5log⁡5255^{\log_5 25}5log525.

2 Mark(s)

5 5
25 25
125 125
1 1

If 3x=813^x=813x=81, find x. If 3x=813^x=813x=81, find x.

2 Mark(s)

Value of log₁₀0.01\log_{10} 0.01log₁₀0.01. Value of log₁₀0.01\log_{10} 0.01log₁₀0.01.

2 Mark(s)

–2 –2
2 2
–1 –1
0.01 0.01

Value of log₁₀√10\log_{10} √10log₁₀√10. Value of log₁₀√10\log_{10} √10log₁₀√10.

2 Mark(s)

½ ½
1 1
2 2
0 0

If 23x=322^{3x}=3223x=32, find x. If 23x=322^{3x}=3223x=32, find x.

2 Mark(s)

If log⁡x64=6\log_{x} 64=6logx64=6, find x. If log⁡x64=6\log_{x} 64=6logx64=6, find x.

2 Mark(s)

2 2
4 4
8 8
16 16

Simplify: 10002/31000^{2/3}10002/3. Simplify: 10002/31000^{2/3}10002/3.

2 Mark(s)

10 10
100 100
1000 1000
10000 10000

A sentence beginning “For example,” most likely: A sentence beginning “For example,” most likely:

2 Mark(s)

States the thesis States the thesis
Provides supporting illustration Provides supporting illustration
Introduces a new unrelated topic Introduces a new unrelated topic
Concludes the passage Concludes the passage

“Notwithstanding its appeal, the approach has serious flaws.” Tone is BEST described as: “Notwithstanding its appeal, the approach has serious flaws.” Tone is BEST described as:

2 Mark(s)

Uncritical praise Uncritical praise
Balanced but ultimately critical Balanced but ultimately critical
Neutral description Neutral description
Hostile ridicule Hostile ridicule

A paragraph that lists several studies THEN says “Taken together” is primarily: A paragraph that lists several studies THEN says “Taken together” is primarily:

2 Mark(s)

Introducing a new topic Introducing a new topic
Synthesizing evidence to support a broader claim
Offering a personal anecdote Offering a personal anecdote
Changing the methodology Changing the methodology

Which choice MOST strongly signals a critical attitude? Which choice MOST strongly signals a critical attitude?

2 Mark(s)

Suggests Suggests
Celebrates Celebrates
Condemns Condemns
Describes Describes

Which option BEST reflects an approving attitude? Which option BEST reflects an approving attitude?

2 Mark(s)

Dubious Dubious
Ill-conceived Ill-conceived
Promising Promising
Questionable Questionable

Which cue may indicate irony/sarcasm in RC? Which cue may indicate irony/sarcasm in RC?

2 Mark(s)

Neutral reporting verbs Neutral reporting verbs
Quotation marks around a dubious term Quotation marks around a dubious term
Formal definitions Formal definitions
Data table Data table

“Critics argue X; nevertheless, recent data show Y.” The sentence primarily: “Critics argue X; nevertheless, recent data show Y.” The sentence primarily:

2 Mark(s)

Introduces a historical digression Introduces a historical digression
Concedes a view then rebuts with newer evidence
Restates a definition Restates a definition
Announces methodology Announces methodology

Which tone word is LEAST compatible with an academic passage? Which tone word is LEAST compatible with an academic passage?

2 Mark(s)

Circumspect Circumspect
Histrionic Histrionic
Measured Measured
Analytical Analytical

A passage organized chronologically will MOST likely include: A passage organized chronologically will MOST likely include:

2 Mark(s)

Cause–effect connectors Cause–effect connectors
Time markers like “in 1990… later… subsequently”
Only definitions Only definitions
Survey questions Survey questions

A passage that opens with a question like “Why has X risen?” most likely will: A passage that opens with a question like “Why has X risen?” most likely will:

2 Mark(s)

End without addressing it End without addressing it
Present explanations/evidence addressing the question
Provide author CV Provide author CV
Switch to an unrelated field Switch to an unrelated field

Enzymes sped reactions without being consumed, allowing pathways at body temperature. ______ Enzymes sped reactions without being consumed, allowing pathways at body temperature. ______

2 Mark(s)

Heat must be raised to boiling Heat must be raised to boiling
Lowering activation energy is life’s quiet trick
Catalysts are always used up Catalysts are always used up
The pathway stops entirely The pathway stops entirely

A 12% response rate mirrored prior polls overall, but older voters were thin in the sample. Analysts warned against slicing too fine. ______ A 12% response rate mirrored prior polls overall, but older voters were thin in the sample. Analysts warned against slicing too fine. ______

2 Mark(s)

Every subgroup estimate is equally precise
Topline alignment hides fragility in small subgroups
Older voters dominated responses Older voters dominated responses
Surveys cannot measure anything Surveys cannot measure anything

Progressive disclosure hid advanced settings from novices while keeping power features intact. New users stopped quitting on step two. ______ Progressive disclosure hid advanced settings from novices while keeping power features intact. New users stopped quitting on step two. ______

2 Mark(s)

Experts lost access to features Experts lost access to features
Staging complexity served both beginners and experts
All settings were removed forever All settings were removed forever
Tooltips were banned Tooltips were banned

Long takes, sparse music, and gestures over dialogue pulled viewers inward. Many reported holding their breath. ______ Long takes, sparse music, and gestures over dialogue pulled viewers inward. Many reported holding their breath. ______

2 Mark(s)

Rapid cuts improved the effect further Rapid cuts improved the effect further
Minimalism became the conduit for intensity
Extra dialogue clarified everything Extra dialogue clarified everything
Louder music would have helped Louder music would have helped

A walking program beat stretching on memory tasks in seniors. Effects were modest but consistent across sites. ______ A walking program beat stretching on memory tasks in seniors. Effects were modest but consistent across sites. ______

2 Mark(s)

Exercise harmed cognition overall Exercise harmed cognition overall
Small, reliable gains matter at population scale
Only stretching helped memory Only stretching helped memory
The trials were canceled midway The trials were canceled midway

Mask fit and better ventilation correlated with fewer infections, despite heated debate. ______ Mask fit and better ventilation correlated with fewer infections, despite heated debate. ______

2 Mark(s)

Controversy is proof of ineffectiveness Controversy is proof of ineffectiveness
Disagreement did not erase the signal in the data
Ventilation increased risk Ventilation increased risk
Fit was irrelevant Fit was irrelevant

Residual plots flagged heteroskedasticity; robust errors tempered claims. The model told a humbler story. ______ Residual plots flagged heteroskedasticity; robust errors tempered claims. The model told a humbler story. ______

2 Mark(s)

Diagnostics are a waste of time Diagnostics are a waste of time
Good analysis often shrinks the headline and grows the truth
Bigger p-values prove causality Bigger p-values prove causality
Intervals should be hidden Intervals should be hidden

Retrieval practice beat rereading weeks later. The effect held in history, biology, and math. ______ Retrieval practice beat rereading weeks later. The effect held in history, biology, and math. ______

2 Mark(s)

It works only in poetry classes It works only in poetry classes
Self-testing strengthens memory broadly, not narrowly
Students should avoid testing themselves
Notes are superior to practice Notes are superior to practice

Queues snaked from a single inspection station. Adding a parallel lane cut wait times without new machines elsewhere. ______ Queues snaked from a single inspection station. Adding a parallel lane cut wait times without new machines elsewhere. ______

2 Mark(s)

Random upgrades work best Random upgrades work best
Elevating the bottleneck moved the system, not the slogan
Eliminating inspection is the only fix Eliminating inspection is the only fix
Decorating the lobby reduces queues Decorating the lobby reduces queues

The report dazzles with case studies but tucks methods into an appendix. Its persuasion outruns its transparency. ______ The report dazzles with case studies but tucks methods into an appendix. Its persuasion outruns its transparency. ______

2 Mark(s)

The font size is too small The font size is too small
Readers need both stories and scaffolding to trust conclusions
Charts should be colorful Charts should be colorful
The cover needs a new photo The cover needs a new photo

He is married ___ a doctor. He is married ___ a doctor.

2 Mark(s)

to to
with with
by by
at at

Keep the list parallel. Keep the list parallel.

2 Mark(s)

We value honesty, being punctual, and creativity.
We value honesty, punctuality, and creativity.
We value to be honest, punctuality, and creativity.
We value honesty, punctual, and creativity.

Choose the correct correlative pair. Choose the correct correlative pair.

2 Mark(s)

Either you can stay or leaving now. Either you can stay or leaving now.
Either you can stay or you can leave. Either you can stay or you can leave.
Either to stay or you can leave. Either to stay or you can leave.
Either staying or leave now. Either staying or leave now.

Hurry up, ___ you will miss the train. Hurry up, ___ you will miss the train.

2 Mark(s)

and and
or or
so so
yet yet

He insisted ___ paying the bill. He insisted ___ paying the bill.

2 Mark(s)

to to
on on
for for
about about

The population of City A is larger than ___ of City B. The population of City A is larger than ___ of City B.

2 Mark(s)

City B City B
that that
those those
it it

Finish your work ___ you may leave. Finish your work ___ you may leave.

2 Mark(s)

and and
or or
so that so that
but but

Her proposal is better than ___ of any competitor. Her proposal is better than ___ of any competitor.

2 Mark(s)

those those
that that
these these
them them

Passive form: "They have completed the project." Passive form: "They have completed the project."

2 Mark(s)

The project is completed by them. The project is completed by them.
The project has been completed by them. The project has been completed by them.
The project was completed by them. The project was completed by them.
The project had been completed by them. The project had been completed by them.

Report the speech: He said, "I am tired." Report the speech: He said, "I am tired."

2 Mark(s)

He said that he is tired. He said that he is tired.
He said that he was tired. He said that he was tired.
He says that he was tired. He says that he was tired.
He told that he was tired. He told that he was tired.

Choose the antonym of "Docile": Choose the antonym of "Docile":

2 Mark(s)

Obedient Obedient
Tractable Tractable
Pliable Pliable
Headstrong Headstrong

Choose the meaning of "Disseminate": Choose the meaning of "Disseminate":

2 Mark(s)

Gather Gather
Scatter/spread widely Scatter/spread widely
Hide Hide
Consume Consume

Choose the antonym of "Despondent": Choose the antonym of "Despondent":

2 Mark(s)

Dejected Dejected
Morose Morose
Elated Elated
Dismal Dismal

Choose the synonym of "Disparate": Choose the synonym of "Disparate":

2 Mark(s)

Similar Similar
Dissimilar Dissimilar
Uniform Uniform
Analogous Analogous

Choose the meaning of "Deride": Choose the meaning of "Deride":

2 Mark(s)

Praise Praise
Ridicule Ridicule
Raise Raise
Reject Reject

Choose the meaning of "Ebullient": Choose the meaning of "Ebullient":

2 Mark(s)

Depressed Depressed
Boisterously enthusiastic Boisterously enthusiastic
Silent Silent
Stern Stern

Choose the meaning of "Didactic": Choose the meaning of "Didactic":

2 Mark(s)

Entertaining only Entertaining only
Intended to teach Intended to teach
Ironic Ironic
Evasive Evasive

Choose the synonym of "Detrimental": Choose the synonym of "Detrimental":

2 Mark(s)

Injurious Injurious
Favorable Favorable
Benign Benign
Helpful Helpful

Choose the synonym of "Dogmatic": Choose the synonym of "Dogmatic":

2 Mark(s)

Open-minded Open-minded
Doctrinaire Doctrinaire
Flexible Flexible
Lenient Lenient

Choose the antonym of "Dilate": Choose the antonym of "Dilate":

2 Mark(s)

Enlarge Enlarge
Expand Expand
Widen Widen
Contract Contract

MBA Entrance Mega Test 4 : Question 1 of 50