Mathematics, 19.04.2021 04:00 serg42
The number of days needed pave a section of high way varies inversely as the number of people working on the job. It takes 18days for 2 people to complete the project. If the job has to be finished in 4 days how many people are needed?
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If a and b are the measures of two first quadrant angles and sin a = 4/9 and sin b = 2/5 find sin(a+b).
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If x + 10 = 70, what is x? a. 40 b. 50 c. 60 d. 70 e. 80
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Use the elimination method to solve the systems of equations.choose the correct ordered pair. 7x+4y=39
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The number of days needed pave a section of high way varies inversely as the number of people workin...
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