p2b@t470:~$ sudo apt-cache policy context texlive texlive-binaries texlive-latex-base texlive-base texlive-metapost fonts-freefont latex-cjk-common texlive-science tipa fragmaster dvipng
context:
  Installed: 2017.05.15.20170613-2
  Candidate: 2017.05.15.20170613-2
  Version table:
 *** 2017.05.15.20170613-2 500
        500 http://us.archive.ubuntu.com/ubuntu bionic/universe amd64 Packages
        500 http://us.archive.ubuntu.com/ubuntu bionic/universe i386 Packages
        100 /var/lib/dpkg/status
texlive:
  Installed: (none)
  Candidate: 2017.20180305-1
  Version table:
     2017.20180305-1 500
        500 http://us.archive.ubuntu.com/ubuntu bionic/universe amd64 Packages
        500 http://us.archive.ubuntu.com/ubuntu bionic/universe i386 Packages
texlive-binaries:
  Installed: (none)
  Candidate: 2017.20170613.44572-8build1
  Version table:
     2017.20170613.44572-8build1 500
        500 http://us.archive.ubuntu.com/ubuntu bionic/main amd64 Packages
texlive-latex-base:
  Installed: 2015.20160320-1ubuntu0.1
  Candidate: 2017.20180305-1
  Version table:
     2017.20180305-1 500
        500 http://us.archive.ubuntu.com/ubuntu bionic/main amd64 Packages
        500 http://us.archive.ubuntu.com/ubuntu bionic/main i386 Packages
 *** 2015.20160320-1ubuntu0.1 100
        100 /var/lib/dpkg/status
texlive-base:
  Installed: 2015.20160320-1ubuntu0.1
  Candidate: 2017.20180305-1
  Version table:
     2017.20180305-1 500
        500 http://us.archive.ubuntu.com/ubuntu bionic/main amd64 Packages
        500 http://us.archive.ubuntu.com/ubuntu bionic/main i386 Packages
 *** 2015.20160320-1ubuntu0.1 100
        100 /var/lib/dpkg/status
texlive-metapost:
  Installed: 2015.20160320-1ubuntu0.1
  Candidate: 2017.20180305-1
  Version table:
     2017.20180305-1 500
        500 http://us.archive.ubuntu.com/ubuntu bionic/universe amd64 Packages
        500 http://us.archive.ubuntu.com/ubuntu bionic/universe i386 Packages
 *** 2015.20160320-1ubuntu0.1 100
        100 /var/lib/dpkg/status
fonts-freefont:
  Installed: (none)
  Candidate: (none)
  Version table:
latex-cjk-common:
  Installed: 4.8.4+git20150701-1
  Candidate: 4.8.4+git20170127-2
  Version table:
     4.8.4+git20170127-2 500
        500 http://us.archive.ubuntu.com/ubuntu bionic/universe amd64 Packages
 *** 4.8.4+git20150701-1 100
        100 /var/lib/dpkg/status
texlive-science:
  Installed: 2015.20160320-1
  Candidate: 2017.20180305-2
  Version table:
     2017.20180305-2 500
        500 http://us.archive.ubuntu.com/ubuntu bionic/universe amd64 Packages
        500 http://us.archive.ubuntu.com/ubuntu bionic/universe i386 Packages
 *** 2015.20160320-1 100
        100 /var/lib/dpkg/status
tipa:
  Installed: 2:1.3-20
  Candidate: 2:1.3-20
  Version table:
 *** 2:1.3-20 500
        500 http://us.archive.ubuntu.com/ubuntu bionic/universe amd64 Packages
        500 http://us.archive.ubuntu.com/ubuntu bionic/universe i386 Packages
        100 /var/lib/dpkg/status
fragmaster:
  Installed: 1.7-5
  Candidate: 1.7-5
  Version table:
 *** 1.7-5 500
        500 http://us.archive.ubuntu.com/ubuntu bionic/universe amd64 Packages
        500 http://us.archive.ubuntu.com/ubuntu bionic/universe i386 Packages
        100 /var/lib/dpkg/status
dvipng:
  Installed: 1.15-0ubuntu1
  Candidate: 1.15-1
  Version table:
     1.15-1 500
        500 http://us.archive.ubuntu.com/ubuntu bionic/universe amd64 Packages
 *** 1.15-0ubuntu1 100
        100 /var/lib/dpkg/status