Mathematics, 29.09.2020 03:01 ayoismeisalex
A plumber has a 40-ft piece of a PVC pipe. How many 7/5-foot pieces can be cut from the 40-foot piece ?
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Mathematics, 21.06.2019 23:00
The measurement of one angle of a right triangle is 42° what is the measurement of the third angle? (there is no picture)
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Mathematics, 21.06.2019 23:30
Atruck can be rented from company a $50 a day plus $0.60 per mile. company b charges $20 a day plus $0.80 per mile to rent the same truck. find the number of miles in a day at which the rental costs for company a and company b are the same
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Mathematics, 22.06.2019 01:20
Write 5 in the form of a/b using integers to show it as a rational number
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Mathematics, 22.06.2019 03:00
The biologist has a second culture to examine. she knows that the population of the culture doubles every 15 minutes. after 1 hour and 15 minutes, her assistant found that 80,000 bacteria were present. a) what was the size of the initial population? b) predict the size of the culture at t=3 hours. what was the size of the population at 40 minutes? explain and justify your answers. c) create a graph of the population as a function of time. find an equation that can be used to predict the size of the population at any time t. d) examine the rate at which the bacteria culture is growing. how fast is the culture growing after 1 hour? after 1.5 hours? after 2 hours? use a time interval of h = 0.01 hours to estimate these rates. interpret these rates in terms of the context of the problem situation. how do these three rates compare?
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A plumber has a 40-ft piece of a PVC pipe. How many 7/5-foot pieces can be cut from the 40-foot piec...
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