QUICKKK.Do some quick math to compare how much Alana should be making per month and to compare it to how much she's spending to determine why Alana's concerned.

At the beginning of the day, stock xyz opened at $6.12. at the end of the day, it closed at $6.88. what is the rate of change of stock xyz? a. 1.17% b. 11.0% c. 12.4% d. 81.5%

Don't know how to find x given these segment lengths

Describe how making an ‘and’ compound sentence effects your solution set