Aptitude and Reasoning Questions

Q:

Rohan and Mohit together can build a wall in 8 days. Mohit and Vikas build the same wall in 10 days and Vikas and Rohan can build the same wall in 12days. In how many days can all the three complete the same wall while working together?

A) 240/37 B) 120/37
C) 150/37 D) 180/37
 
Answer & Explanation Answer: A) 240/37

Explanation:
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Filed Under: Time and Work
Exam Prep: Bank Exams

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Q:

A card is drawn from a pack of 52 cards. What is the probability that either card is black or a king? 

A) 15/52 B) 17/26
C) 13/17 D) 15/26
 
Answer & Explanation Answer: D) 15/26

Explanation:

Number of cards in a pack of cards = 52

Number of black cards = 26

Number of king cards = 4 (2 Red, 2 Black)

 

Required, the probability that if a card is drawn either card is black or a king = 

2652 + 452 = 3052 = 1526

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Filed Under: Permutations and Combinations
Exam Prep: AIEEE , Bank Exams , CAT , GATE
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Q:

If a merchant offers a discount of 40% on the list price, then he makes a loss of 10%. What % profit or % loss will he make if he sells at a discount of 20% of the list price?

A) 4 percent loss B) 14 percent profit
C) 5.5 percent loss D) 20 percent profit
 
Answer & Explanation Answer: D) 20 percent profit

Explanation:
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Filed Under: Profit and Loss
Exam Prep: Bank Exams , CAT

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Q:

If a number is decreased by 10%, it becomes 54. To make it 72, it should be increased by

A) 21% B) 18%
C) 200/9% D) 20%
 
Answer & Explanation Answer: D) 20%

Explanation:
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Filed Under: Percentage
Exam Prep: Bank Exams

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Q:

If BROTHER is coded as GWTYMJW, then SCHOOL is coded as

A) WGLSSP B) WGLSSQ
C) XHMTTQ D) XHMTTP
 
Answer & Explanation Answer: C) XHMTTQ

Explanation:
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Filed Under: Coding and Decoding
Exam Prep: Bank Exams

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Q:

Mohit sells a table at a profit of 25%. If he reduces its selling price by Rs 240, then he suffers a loss of 5%. What was the initial selling price (in Rs) of the table?

A) 800 B) 1000
C) 1040 D) 1120
 
Answer & Explanation Answer: B) 1000

Explanation:
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Filed Under: Profit and Loss
Exam Prep: Bank Exams

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Q:

Rithika had Rs 8000. She invested some of it in savings scheme P and the rest of the money in savings scheme Q. She invested for 3 years in savings scheme P and for 2 years in savings scheme Q. savings scheme P offers SI at a rate of 20% pa while savings scheme Q compounded annually at the rate of 30% pa. The interest received from savings scheme P is 930 more than the interest received from savings scheme Q. If Rs 1500 is debited from the invested amount of savings scheme P then find the difference between the amount invested by Rithika in savings scheme P & savings scheme Q.

A) Rs 200 B) Rs 300
C) Rs 400 D) Rs 500
 
Answer & Explanation Answer: D) Rs 500

Explanation:
Amount invested in savings scheme P= Rs X

Amount invested in savings scheme Q= Rs (8000-X)

Compounding 30 % for 2 years , rate

30+30+ (30*30)/100= 69 %

60 % of X-69 % of (8000-X)=930

X= 5000

In savings savings scheme Q = 8000-5000=3000

5000 - 1500 = 3500

Difference =3500-3000=Rs 500

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Filed Under: Partnership
Exam Prep: Bank Exams

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Q:

When constructing an angle bisector why must the arcs intersect?

Answer

when constructing an angle bisector the arcs must intersect to connect the vertex of the angle.

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Subject: Arithmetical Reasoning Exam Prep: AIEEE , Bank Exams , CAT
Job Role: Analyst , Bank Clerk , Bank PO

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