Physics question ... need help ?

Its not that its hard ... its just completely confusing ...please help me QUESTION: Three students from grades 10, 11, and 12 were elected to the Student Council. Grade 10: Tom (T), Sally (S) and Bill (B) Grade 11: Jerry (J), Anne (A) and Connie (C) Grade 12: Dan (D), Martha (M) and Gwen (G) A three... show more Its not that its hard ... its just completely confusing ...please help me

QUESTION:
Three students from grades 10, 11, and 12 were elected to the Student Council.
Grade 10: Tom (T), Sally (S) and Bill (B)
Grade 11: Jerry (J), Anne (A) and Connie (C)
Grade 12: Dan (D), Martha (M) and Gwen (G)

A three member committee is to be formed with one person from each grade. All possible combinations must be considered before a decision is made. Two possible combinations are Tom, Jerry, and Dan (TJD) and Sally, Anne, and Martha (SAM). List all other possible combinations for the committee.
Update: There should be 27 different combinations. 1.tjd 2.tjm 3.tjg 4.tad 5.tam 6.tag 7.tcd 8.tcm 9.tcg 10.sjd 11.sjm 12.sjg 13.sad 14.sam 15.sag 16.scd 17.scm 18.scg 19.bjd 20.bjm 21.bjg 22.bad 23.bam 24.bag 25.bcd 26.bcm 27.bcg ALRIGHTY .... IVE GOTTEN THIS FAR ... IS THIS CORRECT? show more There should be 27 different combinations.


1.tjd
2.tjm
3.tjg
4.tad
5.tam
6.tag
7.tcd
8.tcm
9.tcg
10.sjd
11.sjm
12.sjg
13.sad
14.sam
15.sag
16.scd
17.scm
18.scg
19.bjd
20.bjm
21.bjg
22.bad
23.bam
24.bag
25.bcd
26.bcm
27.bcg

ALRIGHTY .... IVE GOTTEN THIS FAR ... IS THIS CORRECT?
6 answers 6