If the prefix calli- means "beautiful", what is the exact meaning of the word calligraphy
a).cursive letters
b).beautiful graphics
c).beautiful writing
d).printed numbers

Based on the fact that the suffix is -graphy, you should choose B.

1. and 2. question: in which equation? or i don't understand you, 3. a), 4. c), 5. c), 6. b), 7. d), 8. d) if small number is underlined(behind symbol) , b) if big number is underlined(in front of symbol)9. what is underlined there? 10. c)