Aptitude and Reasoning Questions

Q:

1/(tanA + cotA) is equal to

A) (cosecA + sinA)(secA - cosA) B) √[(cosecA - sinA)(secA - cosA)]
C) √[(cosecA + sinA)(secA - cosA)] D) (cosecA - sinA)(secA - cosA)
 
Answer & Explanation Answer: D) (cosecA - sinA)(secA - cosA)

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Filed Under: Simplification
Exam Prep: Bank Exams

0 2113
Q:

G is twice as fast as S in doing work. If G can do a work in 30 days less than S, how many days will they take to complete the work together?

A) 25 B) 20
C) 22 D) 15
 
Answer & Explanation Answer: B) 20

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Filed Under: Time and Work
Exam Prep: Bank Exams

21 2112
Q:

A wholesaler sells a watch to a retailer at a profit of 8% and the retailer sells it to a customer at a profit of 12%. If the customer pays Rs. 8,448 what had it cost (approximately) to the wholesaler (in Rs)?

A) 6984 B) 6082
C) 7120 D) 7022
 
Answer & Explanation Answer: A) 6984

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Filed Under: Profit and Loss
Exam Prep: Bank Exams

4 2112
Q:

The minimum value of LCM of given numbers is ........... the product of all the given numbers.

A) always greater than B) always less than
C) always equal to D) None
 
Answer & Explanation Answer: D) None

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Filed Under: HCF and LCM
Exam Prep: Bank Exams

5 2112
Q:

In the following question assuming the given statements to be true, find which of the conclusion among given conclusions is/are definitely true and then give your answers accordingly.

Statements: A > C; G > E; G ≤ C; R ≤ I; K ≤ I

Conclusions:

 i. A > G

ii. C > E

A) None is true B) Only I is true
C) Only II is true D) Either I or II is true
 
Answer & Explanation Answer:

Explanation:

Given statements: A > C; G > E; G ≤ C; R ≤ I; K ≤ IOn combining: A > C ≥ G > E; K ≤ I ≥ RConclusions:i. A > G→True (as A > C ≥G→A > G)ii. C > E→True (as C ≥G > E→C > E)Therefore, both conclusions are true.

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1 2112
Q:

The value of 1+22+23+24+...+29 is

A) 255 B) 511
C) 1021 D) 2047
 
Answer & Explanation Answer: C) 1021

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Filed Under: Numbers
Exam Prep: Bank Exams , CAT

9 2111
Q:

Rahul's age is three times the age of Sumit. If Rahul is 15 years old presently, determine the age (in years) of Sumit after 12 years.

A) 16 B) 15
C) 10 D) 17
 
Answer & Explanation Answer: D) 17

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Filed Under: Problems on Ages
Exam Prep: Bank Exams

0 2110
Q:

Aman and Kapil starts from Delhi and Gwalior respectively towards each other at same time. They meet at Mathura and then take 196 minutes and 225 minutes respectively to reach Gwalior and Delhi. If speed of Aman is 30 km/hr, then what is the speed (in km/hr) of Kapil?

A) 28 B) 30
C) 225/7 D) 392/15
 
Answer & Explanation Answer: A) 28

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Filed Under: Time and Distance
Exam Prep: Bank Exams

3 2109