Questions by SooCheng Koh

Questions by SooCheng Koh

Your boss asks you to design a room that can be as soundproof as possible and provides you with three samples of material. The only information on each sample's label is the material's coefficient of absorption.

asked Jan 20, 2018

1 answer

4 votes

121k views

If all the girls danced but only two-thirds of the boys danced how many children danced in all

asked Apr 15, 2017

2 answers

3 votes

98.3k views

When comparing dogs to wolves, scientists found evidence that supports the idea they come from a common ancestor. Which evidence was most important in understanding this?

asked Jan 22, 2017

2 answers

3 votes

505 views

26 inches is how many yards

asked Nov 8, 2016

1 answer

4 votes

204k views

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