Mathematics, 07.06.2020 06:57 XxMikeLearnsxX9288
Polluted water is passed through a series of filters. Each filter removes 90% of the remaining impurities from the water. If you have 10 million particles of pollutant per gallon originally, how many filters would the water need to be passed through to reduce the pollutant to below 500 particles per gallon? You can only use a whole number of filters.
Answers: 2
Mathematics, 21.06.2019 19:30, kayli53531
Arestaurant charges $100 to rent its banquet room for an event. it also charges $15 to serve dinner to each guest. write an equation for the total cost of the banquet room in terms of the number of guests. deine your variables. what is the total cost of the banquet room for 20 guests?
Answers: 1
Mathematics, 21.06.2019 22:30, cbkhm
Tommy buys a sweater that is on sale for 40% off the original price. the expression p -0.4p can be used to find the sale price of the sweater, where p is the original price of the sweater. if the original price of the sweater is 50, what is the sale price?
Answers: 1
Polluted water is passed through a series of filters. Each filter removes 90% of the remaining impur...
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