How many current apostles served full time missions in the church of Jesus Christ of latter-day saints?

Answer 1

Of the current (July 2014) First Presidency and Quorum of Twelve Apostles of the Church of Jesus Christ of Latter-day Saints:

Thomas S. Monson did not serve as a full-time missionary, but served in the US Navy. He later served as a mission president in Canada.

Dieter F. Uchtdorf did not serve as a full-time missionary, but served in the German Air Force.

Henry B. Eyring did not serve as a full-time missionary, but served in the US Air Force and as a district missionary.

Boyd K. Packer did not serve as a full-time missionary, but served in the US Air Force during WWII. He later served as a mission president in New England.

L. Tom Perry served as a missionary in the Northern States Mission (headquartered in Chicago) then served as a Marine in WWII.

Russell M. Nelson did not serve as a full-time missionary, but served in medical duty in the US Army during the Korean War.

Dallin H. Oaks did not serve as a full-time missionary but served in the Utah National Guard during the Korean War.

M. Russell Ballard served as a full-time missionary in England and as a mission president in Canada. He also served in the US Army Reserves.

Richard G. Scott did not originally plan on serving as a full-time missionary, but after his girlfried said she would only marry a returned missionary, changed his mind. He served in Uruguay. He later served as mission president in Argentina, where he was Apostle D. Todd Christofferson's mission president. He also served as a Nuclear Engineer for the US Military.

Robert D. Hales did not serve as a full-time missionary, but served as mission president in England.

Jeffrey R. Holland served as a full-time missionary in England, where one of his companions was Apostle Quentin L. Cook.

David A. Bednar served as a full-time missionary in Germany.

Quentin L. Cook served as a full-time missionary in England, where one of his companions was Apostle Jeffrey R. Holland.

D. Todd Christofferson served as a full-time missionary in Argentina, where Apostle Richard G. Scott was his mission president.

Neil L. Andersen served as a full-time missionary in France. He later served as a mission president in France.

Answer 2

Of the current (July 2014) First Presidency and Quorum of Twelve Apostles of the Church of Jesus Christ of Latter-day Saints:
Thomas S. Monson did not serve as a full-time missionary, but served in the US Navy. He later served as a mission president in Canada.
Dieter F. Uchtdorf did not serve as a full-time missionary, but served in the German Air Force.
Henry B. Eyring did not serve as a full-time missionary, but served in the US Air Force and as a district missionary.
Boyd K. Packer did not serve as a full-time missionary, but served in the US Air Force during WWII. He later served as a mission president in New England.
L. Tom Perry served as a missionary in the Northern States Mission (headquartered in Chicago) then served as a Marine in WWII.
Russell M. Nelson did not serve as a full-time missionary, but served in medical duty in the US Army during the Korean War.
Dallin H. Oaks did not serve as a full-time missionary but served in the Utah National Guard during the Korean War.
M. Russell Ballard served as a full-time missionary in England and as a mission president in Canada. He also served in the US Army Reserves.
Richard G. Scott did not originally plan on serving as a full-time missionary, but after his girlfried said she would only marry a returned missionary, changed his mind. He served in Uruguay. He later served as mission president in Argentina, where he was Apostle D. Todd Christofferson's mission president. He also served as a Nuclear Engineer for the US military.
Robert D. Hales did not serve as a full-time missionary, but served as mission president in England.
Jeffrey R. Holland served as a full-time missionary in England, where one of his companions was Apostle Quentin L. Cook.
David A. Bednar served as a full-time missionary in Germany.
Quentin L. Cook served as a full-time missionary in England, where one of his companions was Apostle Jeffrey R. Holland.
D. Todd Christofferson served as a full-time missionary in Argentina, where Apostle Richard G. Scott was his mission president.
Neil L. Andersen served as a full-time missionary in France. He later served as a mission president in France.