Jack's cows

This task is about reading maths information from a comic strip.
Comic strip of a farmer, dog and cows
Questions
 
a)
What is the farmer asking you to do?
  
 
b)
What information does he give you to work this out?
 
 
c)
What information does he give you that you don't need for working out the answer?  
 
 

The farmer wants to know how many cows there will be in the yard.
 
d)
How would you work out the answer?
 
 
e)
 
Now try to work out the answer. You can use a pencil, calculator, or a piece of paper.
 
f)
What is the answer?