Test the divisibility of each of the following numers by 2:

Question:

Test the divisibility of each of the following numers by 2:

(i) 94

(ii) 570

(iii) 285

(iv) 2398

(v) 79532

(vi) 13576

(vii) 46821

(viii) 84663

(ix) 66669

Solution:

A given number is divisible by 2 only when its unit digit is 0, 2, 4, 6 or 8.

(i) 94
The number 94 has '4' at its unit's place so, it is divisible by 2.

(ii) 570
The number 570 has '0' at its unit's place so, it is divisible by 2.

(iii) 285
The number 285 has '5' at its unit's place so, it is not divisible by 2.

(iv) 2398
The number 2398 has '8' at its unit's place so, it is divisible by 2.

(v) 79532
The number 79532 has '2' at its unit's place so, it is divisible by 2.

(vi) 13576
The number 13576 has '6' at its unit's place so, it is divisible by 2.

(vii) 46821
The number 46821 has '1' at its unit's place so, it is not divisible by 2.

(viii) 84663
The number 84663 has '3' at its unit's place so, it is not divisible by 2.

(ix) 66669
The number 66669 has '9' at its unit's place so, it is not divisible by 2.

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