General Knowledge Questions for NET, IAS, State-SET (KSET, WBSET, MPSET, etc.), GATE, CUET, Olympiads etc.- Part 57
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Q. Simplify
A. 340
B. 300
C. 230
D. 200
Answer: C
Q. The Smallest number added to 680621 to make the sum a perfect square is:
A. 4
B. 5
C. 6
D. 8
Answer: A
Q.In 10 years, A will be twice as old as B was 10 years ago, if A is now 9 years older than B, the present age of B is:
A. 19 years
(b) 29 years
(c) 39 years
(d) 49 years
Answer: C
Q. The largest number from among :
A.
B.
C.
D. All are equal
Answer: B
Q.In an examination, 80% of the students passed in English, 85% in Mathematics and 75% in both English and Mathematics. If 40 students failed in both the subject, find the total number of student.
A. 400
B. 450
C. 500
D. 600
Answer: A
Q. 6.46 in the fractional from is:
A. 646⟋99
B. 64640⟋1000
C. 640⟋100
D. 640⟋99
Answer: D
Q. The HCF of 2⟋3,8⟋9,64⟋81 and 10⟋27 is:
(a) 2⟋3
(b) 2⟋81
(c) 160⟋3
(d) 160⟋61
Answer: B
Q. A car is running at a speed of 108 km⟋m. What distance will it cover in 15 second?
A. 45m
B. 55m
C. 450m
D. None of these
Answer: A
Q. The simple interest on a sum of many at 8% per annum for 6 years is half the sum. The sum is:
A. ₹ 4800
B. ₹ 6000
C. ₹ 8000
D. Data inadequate
Answer: D
Q. If the radius of a circle is increased by 75% than its circumference will increase by:
A. 25%
B. 50%
C. 75%
D. 100%
Answer: C
Q. If Sine⟋ Coso = 1 than O =-?
A. 60o
B. 30o
C. 45o
D. 90o
Answer: C
Q. Curved surface area of a hemisphere is -?
A. 3nr2
B. 2nr2
C. 4nr2
D. nr2
Answer: B