What was the author's main purpose for writing this passage.

Which key skills does the sat writing and language section asses?

Consider the image seen here. the image, at point y, represents the process of during which a is being produced.

When amy exercises in her fitness center for 1 hr she burns a total of 475 calories.if she burns 9 calories a minute jogging on the treadmill and then burns 6.5 calories a minute pedaling on the stationary bicycle how many minutes of the hour does she spend exercising on the bicycle?