Aptitude and Reasoning Questions

Q:

3 x 0.3 x 0.03 x 0.003 x 30 =?

A) 0.0000243 B) 0.000243
C) 0.00243 D) 0.0243
 
Answer & Explanation Answer: C) 0.00243

Explanation:

3 x 3 x 3 x 3 x 30 = 2430. Sum of decimal places = 6

Therefore, 3 x 0.3 x 0.03 x 0.003 x 30 = 0.002430 = 0.00243

Report Error

View Answer Report Error Discuss

Filed Under: Decimal Fractions

72 19181
Q:

What is the difference between the place value and face value of 3 in 273965

 

A) 2997 B) 2035
C) 0 D) 3962
 
Answer & Explanation Answer: A) 2997

Explanation:
Report Error

View Answer Report Error Discuss

Filed Under: Problems on Numbers
Exam Prep: Bank Exams

2 19174
Q:

A child has three different kinds of chocolates costing  Rs.2, Rs.5, Rs.10.  He spends total Rs. 120 on the chocolates. what is the minimum possible number of chocolates he can buy, if there must be  atleast one chocolate of each kind?

A) 22 B) 19
C) 17 D) 15
 
Answer & Explanation Answer: C) 17

Explanation:

Minimum number of chocolates are possible when he purchases maximum number of costliest chocolates.

Thus,          2 x 5 + 5 x 2 =Rs.20

Now Rs.100 must be spend on 10 chocolates as 100 = 10 x 10.

Thus minumum number of chocolates = 5 + 2 + 10 = 17

Report Error

View Answer Report Error Discuss

Filed Under: Ratios and Proportions

48 19162
Q:

Based on figures A and C, select the option that can replace the question mar in figure B.

 

 

 

A) 37 B) 39
C) 41 D) 47
 
Answer & Explanation Answer: C) 41

Explanation:
Report Error

View Answer Report Error Discuss

Filed Under: Arithmetical Reasoning
Exam Prep: Bank Exams

2 19160
Q:

A boatman can row 3 km against the stream in 20 minutes and return in 18 minutes. Find the rate of current ?

A) 1/3 kmph B) 2/3 kmph
C) 1/4 kmph D) 1/2 kmph
 
Answer & Explanation Answer: D) 1/2 kmph

Explanation:

Speed in upstream = Distance / Time = 3 x 60/20 = 9 km/hr.

Speed in downstream = 3 x 60/18 = 10 km/hr

Rate of current = (10-9)/2 = 1/2 km/hr.

Report Error

View Answer Report Error Discuss

Filed Under: Boats and Streams
Exam Prep: AIEEE , Bank Exams , CAT , GATE
Job Role: Bank Clerk , Bank PO

32 19158
Q:

If Rs.10 be allowed as true discount on a bill of Rs.110 at the end of a certain time , then the discount allowed on the same sum due at the end of double the time is

A) 18.20 B) 18.33
C) 18 D) 18.30
 
Answer & Explanation Answer: B) 18.33

Explanation:

Present worth  = Amount - True Discount = 110 -10 = Rs.100 

SI on Rs.100 for a certain time = Rs.10

SI on Rs.100 for doube the time = Rs.20 

True Discount on Rs.120 = 120 - 100 = Rs.20 

True Discount on Rs.110 = 110×20120 = Rs.18.33

Report Error

View Answer Report Error Discuss

Filed Under: True Discount

6 19150
Q:

At what time, in minutes, between 3 o'clock and 4 o'clock, both the needles will coincide each other?

 A. 5111

B. 15415

C. 16411

D. 4415

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

Explanation:

At 3 o'clock, the minute hand is 15 min. spaces apart from the hour hand. 

 

 To be coincident, it must gain 15 min. spaces. 

 

 55 min. are gained in 60 min.

 

  Then 15 min spaces are gained in  = 6055×15 min. 

  

Therefore,  The hands are coincident at  16411 min. past 3 o'clock.

Report Error

View Answer Report Error Discuss

Filed Under: Clocks
Exam Prep: Bank Exams
Job Role: Bank Clerk

18 19148
Q:

Find the missing number in the series.

75, 96, 116, 135, 153, ?

A) 173 B) 170
C) 178 D) 175
 
Answer & Explanation Answer: B) 170

Explanation:
Report Error

View Answer Report Error Discuss

Filed Under: Number Series
Exam Prep: Bank Exams

3 19118