216 



MEMOIRS NATIONAL ACADEMY OF SCIENCES. 



[Vol. XV, 



EXAMINATION Q 

 Test <3 Number Series Completion. 



Form B 



4, 5, 6, 7, 8, ...*/.. 



1, 4, 7. 10, 13, .J.k. 



», 11, 13, 15, 17, .11. 



7, 6, 5, 4, 3, ..%.. 



3, 4. 6, 9, 13, ../.?. 



19. 16, It, 11, 9, ...k. 



22, 17, 16, 11, 10, ...^. 



SG, 40, 11, 4.5, 46, ..■?.<?. 



27, 32, 37, 42, 47, ,4jk 



28, 33, 37, 42, 46, ..?/.. 

 56, 57, 59, 62,' 66, .7./.. 

 58, 57, 55, 52, 48, .43. 

 31, 36, 38, 43, 45. .?.?.. 

 60, 57, 52, 49, 44, .41 .. 

 64, 55, 46, 37, 28, ./.?.. 



Form C 



1, 2, 3, 4, 5, ...6.. 



4, 6, 8, 10, 12, ./f.. 



6, 5, 4, 3, 2, .../.. 



9, 12, 15. 18, 21, .£.4. 



4, 5, 7, 10, 14, ../.?. 



15, 13, 11, 9, 7, ...■?.. 



29, 34, 35, 40, 41, ..Q.k 



37, 42, 44, 49, 51, ,.£4. 



60, 47, 46, 43, 42, JJ.. 



33, 37, 42, 46, 61, .•?.£ 



60, 46, 41, 37, 32, .%$.. 



58, 53, 51, 46, 44, .$.1.. 



41, 49, 57, 65, 73, M.. 



27, 31, 39, 51, 67, .$.7.. 



84, 79, 69, 54, 34, ..1... 



Form D Form E 



C, 7, 8, 9, 10, .V... 7, 8, 9, 10. 11, ./.&.. 



5, 7, 9, 11, 13, J.3.. 10, 9, 8, 7,' 6, .A. 



3, 6, 9, 12, 15, J.t.. 6, 8, 10, 12, 14, ../6. 



13, 12, 11( 10, 9, .J... Bi 8> Ui lv 17j &£_ 



I6 > * 12 ' 10 ' 3 ' - 6 - 16, 11, 12, 10, 8, .M., 



U 2 ' * 7 ' "' M ; 5, 6, 8, U, 15, M, 



44, 45, 47, 48, 60, .5.'.. ,, 



27, 28, .31, 32, 35, J.b. . 



40, 39, 37; 36, 34, J.3.. 



32, 30, 29, 27, 26, 2-. 4. 

 40, 47, 64, 61, 68, .7.?.. 



27, 29, 32, 34, 37, .9.1.. 

 35, 38, 42, 45, 49, S.&. 



, r 43, 47, 49, 63, 85, .f.f.. 

 64, CO, 58, 54, 62, .4.4. 



29, 33, 36, 40, 43, U. ^ * * *• * ^ 



57. 35, 31, 29, 25,' **. 39, * S - 9 " «• » ^ ' 



47, 44, 38,. 29, 17, ..£.. **•' 39 ' ^ 32 > 27 ' " " • 



34, » 48, 58, 74. .f."f. «. 42, 39, 34, 31, .Zk. 



51, 19, 43, 39, W, .<&/.. 

 Fig. 15.— Group Examinations a and 6, Four Forms, Test 8, Number Series Completion. 



