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1
Q:

In a class, average height of all students is 'a' cms. Among them, average height of 10 students is 'b' cms and the average height of the remaining students is 'c' cms. Find the number of students in the class. (Here a>c and b>c )

A) (a(b-c))/(a-c) B) ((b-c)/(a-c))
C) ((b-c)/10(a-c)) D) (10(b-c))/(a_c))

Answer:   D) (10(b-c))/(a_c))



Explanation:
Subject: Quantitative Aptitude - Arithmetic Ability
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A circle is inscribed in a triangle ABC .It touches sides AB, BC and AC at points P, Q and R respectively. If BP = 9 cm, CQ = 10 cm and AR = 11 cm, then the perimeter (in cm)of the triangle ABC is:

 

A) 72.5 B) 57.5
C) 60 D) 75
 
Answer & Explanation Answer: C) 60

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The given Bar Graph presents the Imports and Exports of an item (in tonnes) manufactured by a company for the five financial years, 2013-2014 to 2017-2018.

In which financial year the percentage increase in Imports is the highest in comparison to its previous financial year?

 

 

A) 2014-2015 B) 2015-2016
C) 2016-2017 D) 2017-2018
 
Answer & Explanation Answer: C) 2016-2017

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A certain amount invested at a certain rate, compounded annually, grows to an amountin five years, which is a factor of 1.191016 more than to whatit would have grown in two years. Whatis the rate percentage?

 

A) 6 B) 4
C) 5 D) 8
 
Answer & Explanation Answer: A) 6

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If a 10-digit number 6220x558y2 is divisible by 88, then the value of (5x + 5y) can be:

 

A) 45 B) 25
C) 55 D) 20
 
Answer & Explanation Answer: D) 20

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Q:

The given Bar Graph presents the Imports and Exports of an item (in tonnes) manufactured by a company for the five financial years, 2013-2014 to 2017-2018.

What is the ratio of total Imports to total Exports during the five financial years ?

 

A) 4175: 4011 B) 4011: 4175
C) 3073: 3199 D) 3199: 3073
 
Answer & Explanation Answer: C) 3073: 3199

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Q:

The given Bar Graph presents the Imports and Exports of an item (in tonnes) manufactured by a company for the five financial years, 2013-2014 to 2017-2018.

What is the average of Export (in tonnes) during the five financial years ?

 

A) 1279.5 B) 1552.4
C) 1025.9 D) 1279.6
 
Answer & Explanation Answer: D) 1279.6

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There was 25% off on bags. A lady bought a bag and got additional 20% discount for paying in cash. She paid ₹480. What was the price tag (in ₹) on the bag?

 

A) 950 B) 825
C) 800 D) 750
 
Answer & Explanation Answer: C) 800

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1 162
Q:

What is the area of a rhombus(in cm ) whose side is 20 cm and one of the diagonals is 24 cm ?

 

A) 396 B) 392
C) 350 D) 384
 
Answer & Explanation Answer: D) 384

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