Ответ:

  1. 6 × 15 = 90
  2. 8 × 30 = 240
  3. 9 × 10 = 90
  4. 15 × 10 = 150
  5. 7 × 30 = 210
  6. 11 × 10 = 110
  7. 13 × 20 = 260
  8. 12 × 10 = 120
  9. 10 × 50 = 500
  10. 16 × 10 = 160
  11. 5 × 80 = 400
  12. 9 × 30 = 270
  13. 14 × 15 = 210
  14. 18 × 10 = 180
  15. 20 × 30 = 600