Mathematics, 08.03.2021 18:20 kassandramarie16
1. Los alumnos de 4º de ESO quieren hacer un viaje de fin de curso. Para ello deciden vender camisetas en el colegio. Compran 200 camisetas a un conocido proveedor por un total de 780 euros. Si los gastos de alquiler del local y de luz suponen 200 euros y el precio de las camisetas es de 12 euros. ¿Cuántas camisetas tendrán que vender para obtener un beneficio de 300 euros?
Answers: 1
Mathematics, 21.06.2019 20:00
True or false: the graph of y=f(bx) is a horizontal compression of the graph y=f(x) if b< 1
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Mathematics, 21.06.2019 21:00
Ariana starts with 100 milligrams of a radioactive substance. the amount of the substance decreases by 20% each week for a number of weeks, w. the expression 100(1−0.2)w finds the amount of radioactive substance remaining after w weeks. which statement about this expression is true? a) it is the difference between the initial amount and the percent decrease. b) it is the difference between the initial amount and the decay factor after w weeks. c) it is the initial amount raised to the decay factor after w weeks. d) it is the product of the initial amount and the decay factor after w weeks.
Answers: 1
Mathematics, 21.06.2019 22:30
Awindow washer cleans 42 windows in 2 hours. at this rate, how many windows did he clean in 180 minutes.
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1. Los alumnos de 4º de ESO quieren hacer un viaje de fin de curso. Para ello deciden vender camiset...
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