Answer:
1800
Step-by-step explanation:
Since there is the tragon fly beat his wings 30 times a second ,there is 60 hundredths of a second in a second multiply 30 x 60 and you should get 1800.
   2.  mulitiply 6x0=0
    3. multiply 3x0=0
     4. mulitiply 6x3 = 18
      5. have 1800
or you can just multiply 6x3 = 18 and add the two zeros