When Melanie left her house in the morning, her cell phone battery was partially charged. Let B represent the charge remaining in Melanie's battery, as a percentage, t hours since Melanie left her house. The table below has select values showing the linear relationship between t and B. Determine how much battery life Melanie's phone would have 3 hours after leaving her house. also there is no need for explanation

Two groups of students were asked how many hours they spent reading each day. the table below shows the numbers for each group: group a 1 2 1 1 3 3 2 2 3 group b 3 2 3 2 2 2 1 1 2 based on the table, which of the following is true? the interquartile range for group a students is 0.5 less than the interquartile range for group b students. the interquartile range for group a students is equal to the interquartile range for group b students. the interquartile range for group a employees is 0.5 more than to the interquartile range for group b students. the interquartile range for group a employees is 1 more than the interquartile range for group b students.