Mathematics, 13.08.2019 03:30, hollisjune3047
Working alone, it would take shandra 40 minutes to sand a table. to sand the same table, also working alone, it would take
kelly 1 hour. if they work together, the situation can be modeled by the following equation, where t is the time it would take to
sand the table working together.
1/40+1/60=1/t
shandra claims it will take them about 50 minutes working together, because 50 is the mean of 40 and 60. which best
describes shandra's claim?
Answers: 1
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Working alone, it would take shandra 40 minutes to sand a table. to sand the same table, also workin...
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