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Keyideas Infotech Interview Questions
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You have been given sand time clocks of 4 and 7 minutes. How to measure 9 minutes?
232 views
Aptitude
0
Votes
0
Ans
Let f(x) = lxl, then
A. f(x) is maximum at x = 0
B. f(x) is minimum at x = 0
C. f'(0) = 0
D. None of these
191 views
Admin
Changed status to publish
December 30, 2021
Aptitude
Calculus
0
Votes
0
Ans
A train 800 m long is running at a speed of 78 km/hr. If it crosses a tunnel in 1 min, then the length of the tunnel is?
213 views
Aptitude
Assistant Manager
0
Votes
0
Ans
One years ago a father was four times as old as his son. After 6 years his age exceeds than twice of his son’s age by 9 years. Ratio of their present ages is ?
A. 3 : 11
B. 11 : 3
C. 12 : 13
D. 13 : 12
175 views
Admin
Changed status to publish
December 29, 2021
Aptitude
Problems on Ages
0
Votes
0
Ans
Two third of three- fifth of one fourth of a number is 24, what is 30% of that number?
A. 68
B. 70
C. 72
D. 74
188 views
Admin
Changed status to publish
November 23, 2021
Aptitude
Problems on Numbers
0
Votes
0
Ans
A cycle is bought for Rs. 900 and sold for Rs. 1080, find the gain percent?
A. 20%
B. 10%
C. 15%
D. 25%
171 views
Admin
Changed status to publish
November 23, 2021
Aptitude
Profit and Loss
0
Votes
0
Ans
There are some chickens in a poultry. They are fed with corn. One sack of corn will come for 9 days. The farmer decides to sell some chickens and wanted to hold 12 chicken with him. He cuts the feed by 10% and sack of corn comes for 30…
145 views
Aptitude
0
Votes
0
Ans
Explain the problem of synchronisation of the CPU with the input_output devices
206 views
Aptitude
0
Votes
0
Ans
A circle is inscribed in a Triangle of side 6cm. What is the area of circle?
232 views
General Aptitude
0
Votes
0
Ans
Variables of linear equation is implicitly raised to
A. first power
B. second power
C. third power
D. four power
488 views
Admin
Changed status to publish
January 6, 2022
Aptitude
Linear Equations
0
Votes
0
Ans
If points of straight line are A(1, 2) and B(6, 2) then line AB is
A. horizontal line with equation y = 2
B. horizontal line with equation x = 6
C. vertical line with equation y = 2
D. vertical line with equation y = 6
164 views
Admin
Changed status to publish
January 5, 2022
Aptitude
Co-ordinate Geometry
0
Votes
0
Ans
If an insurance company pays $5000 for complete loss, $1500 in case of a loss of $2000 and more and nothing in case the loss is less that $2000. It obviously pays nothing in case of no loss. If the probability of the first 3 events are 0.02,0.10 and 0.3 , find what should the company charge in order to make a profit of $50 from each customer ?
175 views
Aptitude
0
Votes
0
Ans
1,2,10,37,- find the blank number
197 views
General Aptitude
0
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0
Ans
P, Q, R and S are playing a game of carrom. P, R and S, Q are partners. S is to the right of R who is facing west, then Q is facing?
216 views
Aptitude
0
Votes
0
Ans
Three pipes A, B and C can fill a tank from empty to full in 30 minutes, 20 minutes and 10 minutes respectively. When the tank is empty, all the three pipes are opened. A, B and C discharge chemical solutions P, Q and R respectively. What is the proportion of solution R in the liquid in the tank after 3 minutes?
469 views
Aptitude
0
Votes
0
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