Home
About Us
Blog
Interview Questions
Contact Us
ASK A QUESTION
×
Welcome, guest
Login
Register
Lost Password?
ProtoTech Solutions Interview Questions
Questions
Tags
Sec²θ-tan²θ =
A. 0
B. -0
C. 1
D. -1
519 views
Admin
Changed status to publish
December 31, 2021
Aptitude
Trigonometry
0
Votes
0
Ans
Two pipes X and Y can separately fill a cistern in 18 and 24 hours respectively. If they are turned on alternately for one hour each, how long will it take to fill the cistern?
209 views
Aptitude
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%
176 views
Admin
Changed status to publish
November 23, 2021
Aptitude
Profit and Loss
0
Votes
0
Ans
Who became the ninth Indian to claim 150 or more wickets ?
178 views
Aptitude
0
Votes
0
Ans
A 5 litre jug contains 4 litres of a salt water solution that is 15 percent salt. If 1.5 litres of the solution spills out of the jug, and the jug is then filled to capacity with water, approximately what percent of the resulting solution in the jug is salt?
A. 7.5%
B. 9.5%
C. 10.5%
D. none
230 views
General Aptitude
0
Votes
0
Ans
The radius of a circle is increased by 1%. Find how much % does its area increases?
250 views
Aptitude
0
Votes
0
Ans
You have a bag of with ‘N’ number of strings. At random, you pull out a string’s end.You pull out another string end and you tie the two together.You repeat this until there are no loose ends left to pull out of the bag.What is the expected number of loops?
498 views
Aptitude
0
Votes
0
Ans
The sum of three consecutive integers is 102. Find the lowest of the three?
453 views
Aptitude
0
Votes
0
Ans
If f(x , y) = x² + y², then ∇² f is
A. 2
B. 4
C. 6
D. 8
428 views
Admin
Changed status to publish
December 30, 2021
Aptitude
Calculus
0
Votes
0
Ans
What is the next number in the series 4, 9, 25, 49,……
236 views
Aptitude
0
Votes
0
Ans
Speed of a boat in standing water is 10 kmph and the speed of the stream is 2 kmph. A man rows to a place at a distance of 120 km and comes back to the starting point. The total time taken by him is:
A. 10
B. 20
C. 30
D. 40
194 views
Admin
Changed status to publish
January 3, 2022
Aptitude
Boats and Streams
0
Votes
0
Ans
A man standing on a 48.5 meter building high, has an eyesight height of 1.5m from the top of the building, took a depression reading from the top of another building and wall, which are 50° & 80°
A. 42.55
B. 39.49
C. 36.50
D. 35.50
186 views
Admin
Changed status to publish
January 1, 2022
Aptitude
Trigonometry
0
Votes
0
Ans
Suraj was thrice as old as karan 6 year before. Suraj will be 5/3 times as old as karan 6 year hence. What should be the age of karan at the present time?
A. 12 years
B. 10 years
C. 8 years
D. 6 years
215 views
Admin
Changed status to publish
December 29, 2021
Aptitude
Problems on Ages
0
Votes
0
Ans
A man while going dowm in a escalator(which is miving down) takes 50 steps to reach down and while going up takes 125 steps. If he goes 5 times faster upwards than downwards. What will be the total no of steps if the escalator werent moving.
225 views
General Aptitude
0
Votes
0
Ans
How long does a train 165 meters long running at the rate of 54 kmph take to cross a bridge 660 meters in length?
283 views
Aptitude
0
Votes
0
Ans