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- Check operation order.
- Cancel common factors.
- Use divisibility/remainder rules where applicable.
Correct Answer: C
Correct Answer: C
Method / Topic: Number System
The answer follows the correct operation order or number rule.
Short Explanation
Detailed Explanation
Correct Answer: C
Method / Topic: Number System
<table cellspacing="0" style="border-collapse:collapse; height:20px; width:85px">
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<td style="border-bottom:none; border-left:none; border-right:none; border-top:none; height:20px; vertical-align:top; white-space:normal; width:85px"><span style="color:#000000">The required number is the LCM. Using highest prime powers gives 2³×3²=72.</span></td>
</tr>
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<td style="border-bottom:none; border-left:none; border-right:none; border-top:none; height:20px; vertical-align:top; white-space:normal; width:85px"> </td>
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</table>
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Learn + Solve: Shortcut, Trap & Fast Route Click to view shortcut, steps, and common mistake
Shortcut used, common trap, and the fastest solving route
- Check operation order.
- Cancel common factors.
- Use divisibility/remainder rules where applicable.
What is the least positive number divisible by 8, 12 and 18?
Explanation
Correct Answer: C
Method / Topic: Number System
The answer follows the correct operation order or number rule.
Short Explanation
Detailed Explanation
Correct Answer: C
Method / Topic: Number System
<table cellspacing="0" style="border-collapse:collapse; height:20px; width:85px">
<tbody>
<tr>
<td style="border-bottom:none; border-left:none; border-right:none; border-top:none; height:20px; vertical-align:top; white-space:normal; width:85px"><span style="color:#000000">The required number is the LCM. Using highest prime powers gives 2³×3²=72.</span></td>
</tr>
<tr>
<td style="border-bottom:none; border-left:none; border-right:none; border-top:none; height:20px; vertical-align:top; white-space:normal; width:85px"> </td>
</tr>
</tbody>
</table>
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