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Mathematics
The value of the base in the binary number system is?
A
4
B
4
C
6
D
None of these
Correct Answer
A
Mathematics
Two school bells ring together at 8:00 AM. One rings every 32 minutes and the other every 40 minutes. When will they ring together again?
A
9:20am
B
10:40am
C
11:20am
D
None of these
Correct Answer
B
Mathematics
Food for 28 students lasts 20 days. After 8 days, 4 students leave. For how many more days will the remaining food last?
A
14
B
18
C
16
D
None of these
Correct Answer
A
Mathematics
Odd numbers are represented by?
A
2n+1
B
2n
C
n2
D
None of these
Correct Answer
A
Mathematics
_____ ร 3 ร 7 = 21.
A
1
B
2
C
,3
D
None of these
Correct Answer
A
Mathematics
{1, 3, 5, 7, 9, 11,...} is set of ______ numbers.
A
Odd
B
Prime
C
Even
D
None of these
Correct Answer
A
Mathematics
Numbers that can be divided by 1 or by themselves are called?
A
Prime number
B
Even number
C
Odd number
D
None of these
Correct Answer
B
Mathematics
. A batsman scores 100 runs in 38 overs. At same rate, how many in 47.5 overs?
A
125
B
150
C
175
D
130
Correct Answer
B
Mathematics
. A boy walks 12 miles to school; he completed 75%. How many miles are left?
A
3
B
4
C
6
D
8
Correct Answer
A
Mathematics
Which of the following is the same as One Thousand and One?
A
1000
B
1001
C
1100
D
1010
Correct Answer
B