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- List the given numbers and units.
- Choose the formula that matches the asked value.
- Simplify carefully and compare with options.
Correct Answer: A
Correct Answer: A
Method / Topic: Data Interpretation
The answer follows from the arithmetic relation between the given values.
Short Explanation
Detailed Explanation
Correct Answer: A
Method / Topic: Data Interpretation
<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">Total production=240+300+360+420=1,320. Dividing by four quarters gives average=1,320/4=330. The values form an arithmetic sequence, so the average also equals the mean of first and last: (240+420)/2=330. 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
- List the given numbers and units.
- Choose the formula that matches the asked value.
- Simplify carefully and compare with options.
A company produced 240, 300, 360 and 420 units in four quarters. What was the average quarterly production?
Explanation
Correct Answer: A
Method / Topic: Data Interpretation
The answer follows from the arithmetic relation between the given values.
Short Explanation
Detailed Explanation
Correct Answer: A
Method / Topic: Data Interpretation
<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">Total production=240+300+360+420=1,320. Dividing by four quarters gives average=1,320/4=330. The values form an arithmetic sequence, so the average also equals the mean of first and last: (240+420)/2=330. 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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