7.8 321 448 8. 34 548 Did you answer the exercises properly? Then, let's see if you answered correctly. Did you get high score? Look at the equivalence of your score. If you get 8, you got an excellent score; 6-7 very good: 4-5 good, and it is 0-3, it is poor. Don't worry my little kid, you will learn more as you go on the things that follow.​