Eric Nicholas K's answer to Natalie Ng's Secondary 4 E Maths Singapore question.

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Eric Nicholas K
Eric Nicholas K's answer
5997 answers (Tutor Details)
1st
The three cases you need to know:

1. Same amount of time means more workers can produce more chairs.

2. Same number of workers means more time is needed to produce more chairs.

3. Same number of chairs produced means more workers need less time altogether.