the hardest crossword puzzle that has ever existed

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Across
  1. 4. What is my grandmothers name?
  2. 6. What is my grandmothers name?
  3. 7. What is my third favourite colour?
  4. 8. What is my dogs name?
  5. 9. What is the mass of the Earth?
Down
  1. 1. Do I believe in God?
  2. 2. How many apps does Ava think she has on her phone?
  3. 3. What is my middle name?
  4. 5. How far away is the sun?
  5. 7. What is a letter that should be included in the alphabet?