Question : How many of the following numbers are divisible by 156? 312, 620, 936, 1402, 1872, 3216, 7176, 8108.
Option 1: 5
Option 2: 3
Option 3: 4
Option 4: 2
Correct Answer: 4
Solution : Given numbers: 312, 620, 936, 1402, 1872, 3216, 7176, 8108. 312 = 156 × 2 + 0 620 = 156 × 3 + 152 936 = 156 × 6 + 0 1402 = 156 × 8 + 154 1872 = 156 × 12 + 0 3216 = 156 × 20 + 96 7176 = 156 × 46 + 0 8108 = 156 × 51 + 152 $\therefore$ A total of 4 numbers are divisible by 156. Hence, the correct answer is 4.
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