Two similar solids have corresponding lengths in the ratio . The smaller solid has volume cm. Find the volume of the larger solid in cm.
Answer and explanation
Correct answer: D. 54
- Step 1: The ratio of volumes is the cube of the ratio of lengths: .
- Step 2: Larger volume .
Answer
54.
Why not the others: 36: it uses the square of the ratio for the volume. 24: it uses the length ratio for the volume. 17: it adds the difference of the lengths.
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