Sea level is defined as an altitude of 0 ft. a scuba diver dives into the water and, in 3 min, her altitude drops from 0 ft to −126 ft. what was the diver’s average change in altitude, per minute, for that time period? a. −348 ft b. −42 ft c. 42 ft d. 348 ft

1foot = 12 inches; 1 yard = 3 feet

An episode of a television show is 60 minutes long when it originally airs with commercials. on a dvd without commercials, the episode is only 417 minutes long. how many1-minute commercials did the episode include when it originally aired? write and solve an equation to justify your answer.

The ratios 3: 9, 4: 12, 5: 15, and 6: 18 are a pattern of equivalent ratios in the ratio table. which is another ratio in this pattern?