If x + y = 10, x -y = 10, then the value of x will be :
- 5
- Zero
- 20
- 10
The unit of frequency is :
- Hertz
- Metre
- Meter Per Second
- None of these
The scores of the student in 8 papers are 58, 72, 65, 85, 94, 78, 87 and 84. What is the mean score?
- 94
- 65
- 72
- 78
The sum of two numbers is 310 and their difference is 56. Find the numbers:
- 135, 156
- 234, 47
- 127, 183
- 128, 167
The minimum voltage which can flow current in the human body is :
- 40 to 50 volts
- 50 to 60 volts
- 60 to 70 volts
- 70 to 80 volts
The process by which atoms gain or lose electrons is called?
- Randomization
- Ionization
- Ranging
- Electrolysis
___ are light sensitive variable resistors
- Potential resistors
- Base resistors
- Terminal resistors
- Photo resistors
Aurangzeb fought 25 years of war against which of the following?
- Tribal People
- Marathas
- East India Company
- His brothers
Import duties on British goods to India were abolished by which Viceroy?
- Lytton
- Ripon
- Curzon
- Dufferin
The cost of 12 books is Rs.264. The cost of 9 books will be:
- 264
- 300
- 334
- 198
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