GMAT Club Tests | V07-18

­We need to explain why the weight of plastic bottles in domestic garbage declined by a greater percentage than the weight of aluminum cans, even though aluminum recycling was more widespread.


A. Plastic bottles are significantly heavier than aluminum cans of comparablesize.
The passage emphasizes the percentage decline in plastic bottle weight being greater than aluminum cans. Even if plastic bottles were heavier, a higher initial weight wouldn't necessarily translate to a larger decrease as a percentage.

B. Recycled aluminum cans were almost all beverage containers, but a significant fraction of the recycled plastic bottles had contained products other thanbeverages.
This might suggest a higher volume of recycled plastic bottles but does not directly address the decline in domestic garbageweight.

C. Manufacturers replaced many plastic bottles, but few aluminum cans, with polymercontainers.
This indicates that many plastic bottles were no longer being used and were replaced
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Statistics : Posted by Gemmie • on 16 Sep 2014, 02:29 • Replies 11 • Views 20623

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