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- Write the ratio clearly.
- Find the common multiplier.
- Apply it to the missing term.
Correct Answer: A
Correct Answer: A
Method / Topic: Ratio and Proportion
The answer keeps the ratio proportional.
Short Explanation
Detailed Explanation
Correct Answer: A
Method / Topic: Ratio and Proportion
<table cellspacing="0" style="border-collapse:collapse; height:20px; width:85px">
<tbody>
<tr>
<td style="background-color:#c0e6f5; border-bottom:1px solid #44b3e1; border-left:none; border-right:none; border-top:1px solid #44b3e1; height:20px; vertical-align:top; white-space:normal; width:85px"><span style="color:#000000">Let the numbers be 5x and 8x. Their difference is 3x=27, so x=9. The larger number is 8×9=72, while the smaller is 45. Their difference is 27, confirming the result. The calculation is checked against the conditions in the
. A useful final check is to substitute the
s involving signs, denominators, amount versus interest, and distance versus speed.</span></td>
</tr>
</tbody>
</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
- Write the ratio clearly.
- Find the common multiplier.
- Apply it to the missing term.
The ratio of two numbers is 5:8 and their difference is 27. Find the larger number.
Explanation
Correct Answer: A
Method / Topic: Ratio and Proportion
The answer keeps the ratio proportional.
Short Explanation
Detailed Explanation
Correct Answer: A
Method / Topic: Ratio and Proportion
<table cellspacing="0" style="border-collapse:collapse; height:20px; width:85px">
<tbody>
<tr>
<td style="background-color:#c0e6f5; border-bottom:1px solid #44b3e1; border-left:none; border-right:none; border-top:1px solid #44b3e1; height:20px; vertical-align:top; white-space:normal; width:85px"><span style="color:#000000">Let the numbers be 5x and 8x. Their difference is 3x=27, so x=9. The larger number is 8×9=72, while the smaller is 45. Their difference is 27, confirming the result. The calculation is checked against the conditions in the
. A useful final check is to substitute the
s involving signs, denominators, amount versus interest, and distance versus speed.</span></td>
</tr>
</tbody>
</table>
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