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Nigerian Defence Academy Interview Questions
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The average of 9 observations was 9, that of the 1st of 5 being 10 and that of the last 5 being 8. What was the 5th observation?
A. 9
B. 10
C. 11
D. 12
167 views
Admin
Changed status to publish
November 17, 2021
Aptitude
Averages
0
Votes
0
Ans
A man owns 2/3 of a computer service buroue business and sells 3/4 of his share for $75000.What is the value of the business?
455 views
Aptitude
0
Votes
0
Ans
If you won a Rs.10-crore lottery, would you still work?
527 views
HR
0
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0
Ans
What is the probability of getting a sum 9 from two throws of a dice?
A. 1/5
B. 1/7
C. 1/9
D. 1/3
216 views
Admin
Changed status to publish
January 3, 2022
Aptitude
Probability
0
Votes
0
Ans
If “basis points” are defined so that 1 percent is equal to100 basis points, then 75.5 percent is how many basis pointsgreater than 65.5 percent?
175 views
General Aptitude
0
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0
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In terms of percentage profit, which among following the best transaction.
A. C.P. 60, Profit 29
B. C.P. 90, Profit 18
C. C.P. 36, Profit 17
D. C.P. 15, Profit 19
220 views
Admin
Changed status to publish
November 23, 2021
Aptitude
Profit and Loss
0
Votes
0
Ans
“How many basketballs would fit in this room?”
223 views
Aptitude
0
Votes
0
Ans
A student scored an average of 80 marks in 3 subjects: Physics, Chemistry and Mathematics. If the average marks in Physics and Mathematics is 90 and that in Physics and Chemistry is 70, what are the marks in Physics?
150 views
Aptitude
0
Votes
0
Ans
Assume that passwords are selected from four-character combinations of 26 alphabetic characters. Assume that an adversary is able to attempt passwords at a rate of one persecond.a) Assuming no feedback to the adversary until each attempt has been completed, what is the expected time to discover the correct password?
119 views
Aptitude
0
Votes
0
Ans
For any acute angle, sine A is equal to
A. sin (2A - 180°)
B. sin (180° + A)
C. sin (180° - A)
D. sin (90° - A)
361 views
Admin
Changed status to publish
January 1, 2022
Aptitude
Trigonometry
0
Votes
0
Ans
A computer printer produced 176,400 lines in a given day. If the printer was in operation for seven hours during the day, how many lines did it print per minute?
212 views
General Aptitude
0
Votes
0
Ans
Which of the following fractions is less than 1/3(a) 22/62 (b) 15/46(c) 2/3(d) 1
201 views
Aptitude
0
Votes
0
Ans
Find the values of each of the alphabets.
N O O N
S O O N
+ M O O N
----------
J U N E
206 views
General Aptitude
0
Votes
0
Ans
If √(75.24 + N ) = 8.71, then the value of N is ?
A. .6241
B. .5241
C. .4241
D. .3241
621 views
Admin
Changed status to publish
November 23, 2021
Aptitude
Square root and Cube root
0
Votes
0
Ans
If one third of 3/4 of a number is 21. Then find the number?
A. 64
B. 74
C. 84
D. 94
512 views
Admin
Changed status to publish
November 23, 2021
Aptitude
Problems on Numbers
0
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0
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