Lisa, an experienced shipping clerk, can fill a certain order in 10hrs. Tom, a new clerk, needs 21 hrs to do the same job. Let x represent the number of hrs. it takes Lisa and Tom to fill the order working together. Determine an expression in terms of x that represents how much of the order will be completed in x hours. An expression in terms of x that represents how much of the order will be completed in x hours is

(simplify your answer. Use integers or fractions for any numbers in the expression.)

Question

Mathematics

Caroline Hampton

18 May, 10:03

Lisa, an experienced shipping clerk, can fill a certain order in 10hrs. Tom, a new clerk, needs 21 hrs to do the same job. Let x represent the number of hrs. it takes Lisa and Tom to fill the order working together. Determine an expression in terms of x that represents how much of the order will be completed in x hours. An expression in terms of x that represents how much of the order will be completed in x hours is

(simplify your answer. Use integers or fractions for any numbers in the expression.)

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Answers (1)

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Sheldon Olsen · Answer 1

You need to use an expression to do the work that is needed. So do it like how I am about to show it to you: 10+21 (x) x = the numbers of hours it will take to complete the entire order if done together.