Which of the following is NOT divisible by 4?
- A67547172
- B56783294
- C73568916
- D80936292
Solution & Step-by-step Explanation
A number is divisible by 4 if the number formed by its last two digits is divisible by 4.
Let's check each option:
Option A: Last two digits are 72. Since
4
72
=18 (perfectly divisible), 67547172 is divisible by 4.
Option B: Last two digits are 94. Since
4
94
=23.5 (not perfectly divisible), 56783294 is not divisible by 4.
Option C: Last two digits are 16. Since
4
16
=4 (perfectly divisible), 73568916 is divisible by 4.
Option D: Last two digits are 92. Since
4
92
=23 (perfectly divisible), 80936292 is divisible by 4.
Let's check each option:
Option A: Last two digits are 72. Since
4
72
=18 (perfectly divisible), 67547172 is divisible by 4.
Option B: Last two digits are 94. Since
4
94
=23.5 (not perfectly divisible), 56783294 is not divisible by 4.
Option C: Last two digits are 16. Since
4
16
=4 (perfectly divisible), 73568916 is divisible by 4.
Option D: Last two digits are 92. Since
4
92
=23 (perfectly divisible), 80936292 is divisible by 4.