Mathematics, 01.03.2021 02:40 mnikitha07
Two companies working together can clear a parcel of land in 7 hours. Working alone, it would take Company A 5 hours longer to clear the land than it would Company B. How long would it take Company B to clear the parcel of land alone?
Answers: 2
Mathematics, 21.06.2019 18:40
A33 gram sample of a substance that's used to detect explosives has a k-value of 0.1473. n = noekt no = initial mass (at time t = 0) n = mass at time t k = a positive constant that depends on the substance itself and on the units used to measure time t = time, in days
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Mathematics, 21.06.2019 18:50
7. the area of the playing surface at the olympic stadium in beijing isof a hectare. what area will it occupy on a plan drawn to a scaleof 1: 500?
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Mathematics, 21.06.2019 20:30
Ametal rod is 2/5 meters long. it will be cut into pieces that are each 1/30 meters long. how many pieces will be made from the rod?
Answers: 1
Two companies working together can clear a parcel of land in 7 hours. Working alone, it would take C...
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