The replacement set is 
The inequality is 
Replace a in
with each value in the replacement set and check whether
the inequality is true. \
| \
a \ | \
\
| \
\
True or False \ | \
| \
5 \ | \
\
| \
\
False \ | \
| \
10 \ | \
\
| \
\
True \ | \
| \
15 \ | \
\
| \
\
True \ | \
| \
20 \ | \
\
| \
\
True \ | \
| \
25 \ | \
\
| \
\
True \ | \
The solution set is 