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Q:

A student multiplied a number by 4/5 instead of 5/4. What is the percentage error in the calculation?

A) 56.25 percent B) 18 percent
C) 28.13 percent D) 36 percent
 
Answer & Explanation Answer: D) 36 percent

Explanation:
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Filed Under: Percentage
Exam Prep: AIEEE , Bank Exams , CAT

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Q:

If 4(x+y) = 256 and (256)(x-y) = 4, then what is the value of x and y?

A) 17/8, 15/8 B) 17/4, 15/4
C) 9/17, 15/17 D) 8/17, 8/15
 
Answer & Explanation Answer: A) 17/8, 15/8

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Filed Under: Simplification
Exam Prep: Bank Exams

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Q:

If x + [1/(4x)] = 5/2, then what is the value of (64x6+ 1)/8x3?

A) 110 B) 115
C) 125 D) 140
 
Answer & Explanation Answer: A) 110

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Filed Under: Simplification
Exam Prep: Bank Exams

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Q:

An article costs Rs 50 presently. The rate of inflation is 300%. What will be cost of this article after two years?

A) Rs 200 B) Rs 600
C) Rs 800 D) Rs 1000
 
Answer & Explanation Answer: C) Rs 800

Explanation:

A = P(1 + r/100)n   ⇒50(1 + 300/100)2   ⇒50(4)2  ⇒800

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Filed Under: Compound Interest
Exam Prep: Bank Exams

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Q:

Movement of cell against concentration gradient is called

A) active transport B) diffusion
C) osmosis D) passive transport
 
Answer & Explanation Answer: A) active transport

Explanation:

The only transport method that can move species against their concentration gradient i.e, from low to high concentration is called Active transport.

 

Facilitated diffusion only moves species down their concentration gradient i.e, from high to low concentration.

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Filed Under: Biology
Exam Prep: AIEEE , Bank Exams
Job Role: Analyst , Bank Clerk , Bank PO

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Q:

Which event occurs during interphase?

A) Centrioles appear B) Spindle fibers begin to form
C) The cell grows D) Centromeres divide
 
Answer & Explanation Answer: C) The cell grows

Explanation:

The cell carries out the metabolic processes and it grows during interphase.

The cell cycle has three phases that must occur before mitosis, or cell division happens. These three phases are collectively known as interphase. They are G1, S, and G2.

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Filed Under: Biology
Exam Prep: AIEEE , Bank Exams
Job Role: Analyst , Bank Clerk , Bank PO

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Q:

What do genes code for?

A) Ptoteins B) DNA
C) RNA D) None
 
Answer & Explanation Answer: A) Ptoteins

Explanation:

The genome of an organism is inscribed in DNA, or in some viruses RNA. The portion of the genome that codes for a protein or an RNA is referred to as a gene. Those genes that code for proteins are composed of tri-nucleotide units called codons, each coding for a single amino acid.

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Filed Under: Biology
Exam Prep: AIEEE
Job Role: Analyst

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Q:

The concept of net domestic investment refers to

A) the difference between the market value and book value of outstanding capital stock. B) total investment less the amount of investment goods used up in producing the year's output.
C) the amount of machinery and equipment used up in producing the GDP in a specific year. D) gross domestic investment less net exports.
 
Answer & Explanation Answer: B) total investment less the amount of investment goods used up in producing the year's output.

Explanation:
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Filed Under: Indian Economy
Exam Prep: AIEEE , Bank Exams , CAT , GATE
Job Role: Analyst , Bank Clerk , Bank PO

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