Sticking to the basics :
During fresher/interns recruitment, I generally throw these kind of Age/Aptitude questions on 8–9–10 pointers :
For Electronics & CSE Engineers :
10011 1011100 convert to numeric value.
For Electrical Engineers :
20KW Engine coupled with 0.8 power factor & 100% efficiency alternator should give output = _ KVA
For Mechanical Engineers :
A motor can generate 30 bhp, calculate the max load in KW which can be put on motor with 4% loss due to unbalanced RPM.
For IT Engineers :
It took 20 seconds to download 409600KB. Calculate the download speed in MBPS. 20% of the total time was taken by IDM for rebuilding file.
For Civil/Architect :
5445 sq feet is covered in house and 20% is still vacant for garden. Covert the whole land in Marla. (marla is indian land measurement unit)
Most of the time, I am like this only :
My God..!! Whole engineering was a lie.
This is from one of my old answers.