Mathematics
Grade-4-
Easy

Question

The runners in a race all wore numbers from 20 to 60. The number on Omar's shirt was a prime number. Identify the number that Omar is wearing.

  1. 51    
  2. 28    
  3. 46    
  4. 23    

Hint:

Verifying the given numbers are prime or not.
Prime number :  prime number  is  a number which is only divisible by 1 and itself.

The correct answer is: 23


    23 is a prime number.
    Because 23 has no factors than just 1 and itself.

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