Bank balances

This task is about reading information from a bar graph.
Money in Isoa's Bank Account Each Month

The graph above shows the amount of money in Isoa's bank account each month last year. Use the graph to answer the questions below.

a) i)
 
ii)
 
In what month did Isoa have the most money in her bank account? __________
 
How much money did she have in this month?   $__________
 
b) By how much had the amount in Isoa's bank account changed between May and June?
 
$__________
 
c) Describe the changes in Isoa's bank account from January to June.
 
______________________________________________________________________
 
______________________________________________________________________
 
______________________________________________________________________
 
d) i)
 
 
 
ii)
In what month, between July and December, did something unusual happen?
 
__________
 
Explain what was unusual about this month.
 
__________________________________________________________________