Mathematics, 04.06.2021 17:20 lil2524
In Brianna’s school, grades are calculated as follows: 60% from tests, 25% from homework, and 15% from in-class assignments. (Grades can be considered as expected values of a continuous random variable, but not necessarily normally distributed.)
If Brianna’s test total is 84 out of 100, her homework score is 91 out of 100, and her in-class grade is 75 out of 100, what is her grade average?
Enter your answer up to one decimal place.
Answers: 3
Mathematics, 21.06.2019 12:30, Mynameismath
Janet is mixing a 15% glucose solution with a 35% glucose solution. this mixture produces 35 liters of a 19% glucose solution. how many liters of the 15% solution is januet using in the mixture? a. 25 liters c. 28 liters b. 7 liters d. 10 liters
Answers: 1
Mathematics, 21.06.2019 16:00, sharondot2398
Sam makes his sales calls according to a pattern. he travels either north or south depending on the calendar. some of his past trips were as follows: on february 17, april 24, june 10, september 19, and november 3 he drove north. on february 28, may 25, august 22, november 20, and december 18, he drove south. describe sams' pattern. in which direction will sam drive on oct4 and oct 24?
Answers: 1
Mathematics, 21.06.2019 16:30, Moneyman587
Jackie purchased 3 bottles of water and 2 cups of coffee for the family for $7.35. ryan bought 4 bottles of water and 1 cup of coffee for his family for 7.15. how much does each bottle of water cost? how much does each cup of coffee cost?
Answers: 3
In Brianna’s school, grades are calculated as follows: 60% from tests, 25% from homework, and 15% fr...
Mathematics, 17.06.2020 05:57
Social Studies, 17.06.2020 05:57
Mathematics, 17.06.2020 05:57
English, 17.06.2020 05:57