You add/subtract complex numbers simply by adding/subtracting real parts and imaginary parts.
So, the real part of this sum is the sum of the real parts:

And the imaginary part of this sum is the sum of the imaginary parts:

So, you have

Answer: There are 667 owls for every 1000 squirrels.
Step-by-step explanation:
Since we have given that
Number of owls = 30
Number of squirrels = 45
If the number of owls and squirrels will continue to increase.
If there are 1000 squirrels, then the number of owls would be

Hence, there are 667 owls for every 1000 squirrels.
Answer:

Step-by-step explanation:

Hope this helps!
For number 3 the problem solving it can be What is the difference between the T REX and the triceratops
The last one u could put Add up all the dinos and what will u get.
Answer:
Step-by-step explanation:
I think its a normal 7 and a normal 3 then a -4 and a -9 and a -10