3x +4y = 9
6х +8y = 18...
Answers: 1
Mathematics, 21.06.2019 16:10
The number of hours per week that the television is turned on is determined for each family in a sample. the mean of the data is 37 hours and the median is 33.2 hours. twenty-four of the families in the sample turned on the television for 22 hours or less for the week. the 13th percentile of the data is 22 hours. approximately how many families are in the sample? round your answer to the nearest integer.
Answers: 1
Mathematics, 21.06.2019 21:30
Aculture started with 4,000 bacteria. after 5 hours, it grew to 5,200 bacteria. predict how many bacteria will be present after 19 hours. round your answer to the nearest whole number.
Answers: 1
Mathematics, 21.06.2019 23:30
Astudent must have an average on five test that is greater than it equal to 80% but less than 90% to receive a final grade of b. devon's greades on the first four test were 78% 62% 91% and 80% what range if grades on the fifth test would give him a b in the course? ( assuming the highest grade is 100%)
Answers: 1
Mathematics, 02.12.2021 05:50
Social Studies, 02.12.2021 05:50
Mathematics, 02.12.2021 05:50
Mathematics, 02.12.2021 05:50
History, 02.12.2021 05:50
Mathematics, 02.12.2021 05:50
Social Studies, 02.12.2021 05:50
Mathematics, 02.12.2021 05:50
Computers and Technology, 02.12.2021 05:50
Mathematics, 02.12.2021 05:50
Spanish, 02.12.2021 05:50
Mathematics, 02.12.2021 05:50