What is the smallest number which when increased by 3 is divisible by 18, 70, 100 and 84?	Answers
A) 5307 B) 5647 C) 5927 D) 6297 E) 6557

Rationale: "when increased by 3 , the number must include at least 2 ^ 2 * 3 ^ 2 * 5 ^ 2 * 7 = 6300 the answer is d ."
Answer: D