find the least common multiple for each number pair.
1) 3, 2 ______
2) 20, 8 ______
3) 5, 20 ______
4) 20, 5 ______
5) 30, 10 ______
6) 20, 40 ______
7) 20, 15 ______
8) 40, 10 ______
9) 4, 2 ______
10) 12, 6 ______

Question

Accepted Answer

{ "quality": "clear", "question_count": 10, "skills_matched": [ "step_cot", "table_formatter", "explain_then_answer", "quick" ], "needs_drawing": false, "concepts_used": [ "Least Common Multiple" ], "new_concepts": [], "current_concepts": [ "Least Common Multiple" ] } ## Find the least common multiple for pairs 1 to 4 $$ \begin{aligned} &\text{LCM}(3, 2) = 6\ &\text{LCM}(20, 8) = 40\ &\text{LCM}(5, 20) = 20\ &\text{LCM}(20, 5) = 20 \end{aligned} $$ ## Find the least common multiple for pairs 5 to 7 $$ \begin{aligned} &\text{LCM}(30, 10) = 30\ &\text{LCM}(20, 40) = 40\ &\text{LCM}(20, 15) = 60 \end{aligned} $$ ## Find the least common multiple for pairs 8 to 10 $$ \begin{aligned} &\text{LCM}(40, 10) = 40\ &\text{LCM}(4, 2) = 4\ &\text{LCM}(12, 6) = 12 \end{aligned} $$ | No. | Problem | Answer | |---|---|---| | 1 | $3, 2$ | $6$ | | 2 | $20, 8$ | $40$ | | 3 | $5, 20$ | $20$ | | 4 | $20, 5$ | $20$ | | 5 | $30, 10$ | $30$ | | 6 | $20, 40$ | $40$ | | 7 | $20, 15$ | $60$ | | 8 | $40, 10$ | $40$ | | 9 | $4, 2$ | $4$ | | 10 | $12, 6$ | $12$ | { "subject": "Mathematics", "question_type": "Fill-in-the-blank", "knowledge_point": [ "Mathematics", "Number Theory", "Least Common Multiple" ] }

No.	Problem	Answer
2	\(20, 8\)	\(40\)
3	\(5, 20\)	\(20\)
4	\(20, 5\)	\(20\)
5	\(30, 10\)	\(30\)
6	\(20, 40\)	\(40\)
7	\(20, 15\)	\(60\)
8	\(40, 10\)	\(40\)
9	\(4, 2\)	\(4\)
10	\(12, 6\)	\(12\)

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Question

Explanation:

Find the least common multiple for pairs 1 to 4

Find the least common multiple for pairs 5 to 7

Find the least common multiple for pairs 8 to 10

Answer: