Aptitude and Reasoning Questions

Q:

Four persons can cross a bridge in 3,7,13,17 minutes.Only two can cross at a time.Find the minimum time taken by the four to cross the bridge ?

A) 17 minutes B) 20 minutes
C) 34 minutes D) 12 minutes
 
Answer & Explanation Answer: B) 20 minutes

Explanation:

First send 17 and 7. After 7 minutes, 7 is at finish and 17 needs 10 more minutes to complete his travel. now send 13. After 10 minutes 17 reaches finish and 13 needs 3 more minutes to complete. now send 3. both 3 and 13 reach destination at the same time after 3 minutes. hence the time taken is 7+10+3=20 minutes.

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Filed Under: Logic
Exam Prep: AIEEE , Bank Exams , CAT
Job Role: Bank Clerk , Bank PO

15 10054
Q:

Four thermal heaters A,B, C and D are used in the R & D department of Raliance chemicals Ltd. Only one heater can be used on any day . If heater A is used on any day, neither A nor C can be used the next day. If heater C is used on any day, neither C nor D can be used on the next day. If heater C is used on any day, then A has to be used the next day. If heater D is used on any day, then B has to be used the next day.

If heater D is used on the third day and different heaters are used on first and fourth day, which heater is used on the first day ?

   (1) D       (2) A       (3) B        (4) C

Answer

If heater D is used on the third day, heater B has to be used on the fourth day and A has to be used on the second day. But if A is used on second day, then either B or C has to be used on the first day. But if heater B is used on the first day, then according to the question, the requirement of having different heaters on the first day and fourth days would not be fulfilled. Hence the heater that would be used on the first day is C.

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7 10049
Q:

Refer the below data table and answer the following question.

If 400 calories are burned by jogging 5 km, how many calories are burnt in the given week?

 

A) 1690 calories B) 1590 calories
C) 1540 calories D) 1640 calories
 
Answer & Explanation Answer: B) 1590 calories

Explanation:
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Filed Under: Table Charts
Exam Prep: Bank Exams

0 10046
Q:

Find: S.l. on Rs 3000 at 18% per annum for the period from 4th

A) 118 B) 105
C) 108 D) 110
 
Answer & Explanation Answer: C) 108

Explanation:

(24 + 31 + 18) days = 73 days = 1/5 year .

 

P = Rs 3000 and R = 18 % p.a.

 S.I=3000*18*15100

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Filed Under: Simple Interest
Exam Prep: GRE
Job Role: Bank PO

22 10041
Q:

In the following Venn diagram which region represents the coach who is also a player but not a girl?

 

A) U B) T
C) R D) S
 
Answer & Explanation Answer: B) T

Explanation:
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Filed Under: Logical Venn Diagram
Exam Prep: Bank Exams

3 10036
Q:

There are five books of different thickness. A is thicker than C and B is thicker than D. E is not as thick as B, but is thicker than C. D is not as thick as C. Which is the thinnest book?

A) E B) D
C) B D) C
 
Answer & Explanation Answer: B) D

Explanation:

A > C  -----(i),   B > D  -----(ii),  E < B  --------(iii),  E > C  ---------(iv),  C > D  ---------(v)

from (i) and (v),   we get    A > C > D   ---------(I)

from (iii) and (iv), we get    B > E > C    --------(II)

From (I) and (II) , it is clear that 'D' is the thinnest.

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15 10030
Q:

Choose the missing terms out of the given alternatives T, R, P, N, L, ?, ?

A) K,I B) J, H
C) J, G D) K, H
 
Answer & Explanation Answer: B) J, H

Explanation:

T - 2 = R
R - 2 = P
P - 2 = N
N - 2 = L
L - 2 = J
J - 2 = H

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Filed Under: Number Series

35 10028
Q:

Neelam, who is Deepak's daughter, says to Deepika, Your mother Rekha is the younger sister of my father who is the third child of Ramlal." How is Ramisl related to Deepika ? 

A) Uncle B) Father
C) Grandfather D) Father-in.law
 
Answer & Explanation Answer: C) Grandfather

Explanation:

Neelam's father is Deepak. Deepika's mother is` Rekha. Deepak is the third child of Ramlal. 

So, Deepak's younger sister Rekha is the daughter of Ramlal. So. Ramlal is father of Rekha and grandfather of her daughter Deepika. 

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Filed Under: Blood Relations

10 10020