Mathematics, 16.03.2020 17:59 224509
Three machines operating independently, simultaneously, and at the same constant rate can fill a certain production order in 36 hours. If one additional machine were used under the same operating conditions, in how many fewer hours of simultaneous operation could the production order be filled?A. 6.
B. 9.
C. 12.
D. 27.
E. 48.
Answers: 1
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Each of the four sides of a swimming pool measures 9 meters. the pool is 5 meters deep. how much water will be needed to fill it completely? a. 45 cubic meters b. 81 cubic meters c. 225 cubic meters d. 405 cubic meters reset next
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Mathematics, 21.06.2019 15:30
If x + 10 = 70, what is x? a. 40 b. 50 c. 60 d. 70 e. 80
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In the 30-60-90 triangle below side s has a length of and side r has a length
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Kapil needed to buy a long wooden beam. he went to two sawmills that each charge an initial fee plus an additional fee for each meter of wood. the following equation gives the price (in dollars) of a wooden beam from the first sawmill as a function of its length (in meters). p = 5+20xp=5+20x
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