Civil Service Arithmetic Ability Practice Test Results

Question 1
39% answer correctly
Which of the following is not a composite number?
29
28
22
51
Question 2
42% answer correctly
\\((x - 3)(x^2 + 7x + 6)\\) = ?
\\(x^3 + 4x^2 + 15x - 17\\)
\\(x^3 + 4x^2 -15x + 18\\)
\\(x^3 + 4x^2 -15x - 18\\)
\\(x^3 + 8x^2 -15x - 18\\)
Question 3
66% answer correctly
What`s the reciprocal of \\(\\frac{n^8}{5}\\)?
\\(\\frac{5}{n^8}\\) - 1
1 + \\(\\frac{n^8}{5}\\)
\\(\\frac{5}{n^8}\\) + 1
\\(\\frac{5}{n^8}\\)