Civil Service Spelling Practice Test Results

Question 1
65% answer correctly
Which of the following words is spelled correctly?
knowlege
referring
untill
accomodate
Question 2
63% answer correctly
Which of the following words is spelled correctly?
noticable
necessary
calender
agressive
Question 3
29% answer correctly
How many of the following words are misspelled?

refering
acheive
occured
prefered
2
3
4
1