TNPSC - General Knowledge
GENERAL
KNOWLEDGE
1)
What is the sum of all prime numbers between 100 and 200?
a) 424
b) 533 c) 648 d) 650
2) The smallest number which when
diminished by 3 is divisible by 21, 28, 36 and 45
Is
a) 420
b) 1257 c) 1260
d) 1263
3)
The radio of three numbers is 35: 55: 77 and their HCF are 24. Then the numbers
Are
a) 420,660,
924 b) 280,440,616 c) 840, 1320, 1848 d) 105,165,231
4) There are 60 students in a
class. In an examination 75% of them had
failed in
English and 45% of them had
failed in science. How many had failed
both in
English and science?
a) 5 b) 6 c)
8 d) 12
5) The average of the first five
prime numbers is
a) 5.0
b) 5.2 c)
5.6 d) 6.0
