EASY
BSF GD Constable
IMPORTANT
Earn 100

The only even prime number is:

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Important Questions on Numbers

EASY
BSF GD Constable
IMPORTANT
Popular Master Guide CRPF SI, ASI & Head Constable Recruitment Exam>Chapter 2 - Numbers>EXERCISE>Q 6
Which of the following is not a prime number?
79, 83, 87, 97 
 
EASY
BSF GD Constable
IMPORTANT
Popular Master Guide CRPF SI, ASI & Head Constable Recruitment Exam>Chapter 2 - Numbers>EXERCISE>Q 7
Which of the following is a prime number?
117, 147, 149, 159
EASY
BSF GD Constable
IMPORTANT
Popular Master Guide CRPF SI, ASI & Head Constable Recruitment Exam>Chapter 2 - Numbers>EXERCISE>Q 8

The next number in the sequence is:

1, 7, 3, 9, 5, 11, …

EASY
BSF GD Constable
IMPORTANT
Popular Master Guide CRPF SI, ASI & Head Constable Recruitment Exam>Chapter 2 - Numbers>EXERCISE>Q 9
In the sequence 4, 9, .., 25, 36, the missing number is:
EASY
BSF GD Constable
IMPORTANT
Popular Master Guide CRPF SI, ASI & Head Constable Recruitment Exam>Chapter 2 - Numbers>EXERCISE>Q 10
In the sequence 17,?,18,15,19,14,20,13, Find the value of ?.
EASY
BSF GD Constable
IMPORTANT
Popular Master Guide CRPF SI, ASI & Head Constable Recruitment Exam>Chapter 2 - Numbers>EXERCISE>Q 21
The smallest whole number which is divisible by 3 and also by the next two greater prime number is:
EASY
BSF GD Constable
IMPORTANT
Popular Master Guide CRPF SI, ASI & Head Constable Recruitment Exam>Chapter 2 - Numbers>EXERCISE>Q 22
A number is called perfect, when it is equal to the sum of all its divisions excluding the number itself,  e.g. 6=1+2+3. The other perfect number less than 32 is:
EASY
BSF GD Constable
IMPORTANT
Popular Master Guide CRPF SI, ASI & Head Constable Recruitment Exam>Chapter 2 - Numbers>EXERCISE>Q 23
The smallest number of four digits is :