Question 9 
Using the correct values for BP1 and BP2 solved for in Q uestion 6 , calculate the ratio of BP2 : BP1 
and express it as a percentage to 2 decimal places . What are the 2 decimal places to the right of 
the decimal point? [4 marks] 
a. 07 
b. 12 
c. 17 
d. 22 
e. 27 
f. 32