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Q7: How many different 7-letter codes are there
Q8: <span class="ql-formula" data-value="\{ 2,4,10,11 \}"><span class="katex"><span class="katex-mathml"><math
Q10: Do energy snack bars improve afternoon alertness?
Q12: The following is a bar chart summarizing
Q14: Applicants for a particular job, which
Q14: <span class="ql-formula" data-value="\left\{ \begin{array} { c }
Q21: <span class="ql-formula" data-value="( y + 2 )
Q46: Let f(x) be the function represented by
Q69: <span class="ql-formula" data-value="\frac { 12 x ^
Q107: <span class="ql-formula" data-value="\left[ \begin{array} { l l