thanks
2006-10-26 12:23:49 · 7 answers · asked by Des'ree is how to spell my n 3 in Education & Reference ➔ Homework Help
42.
Continuesly add the prior 3 numbers together to get the next.
1 + 2 + 1=4
1,2,1,4
2+ 1 +4 =7
1,2,1,4,7
1+4+7=12
1,2,1,4,7,12
4+7+12=23
1,2,1,4,7,12,23
7+12+23=42
1,2,1,4,7,12,23,42
2006-10-26 12:31:57 · answer #1 · answered by Rachel 2 · 1⤊ 0⤋
1,2=1
1,4=3
7,12=5
23,30, =7
difference of odd numbers
OR
1+2+1=4
2+1+4=7 difference of 3
1+4+7=12 difference of 5
4+7+12=23 difference of 11
7+12+23=42 difference of 19
12+23+42=77 difference of 35
23+42+77=142 difference of 67
2006-10-26 12:28:31 · answer #2 · answered by ? 7 · 0⤊ 2⤋
this is a simple type of IQ question.
just add any 3 consecutive numbers together. the answer will be the next number in the sequence.
2006-10-26 12:29:10 · answer #3 · answered by hharry_m_uk 4 · 0⤊ 1⤋
add 1you get2 subtract1you get1.add3you get 4 add 3you get 7,.add5 you get 12 add 11 you get 23?
2006-10-26 12:38:15 · answer #4 · answered by It All Matters.~☺♥ 6 · 0⤊ 0⤋
the first three number add to be the fourth, then the second, third, and fourth numbers total to be the fifth and so forth.
2006-10-26 12:26:54 · answer #5 · answered by Anonymous · 2⤊ 1⤋
+1, -1, +3, +3, +5, +11
dunno
2006-10-26 12:26:30 · answer #6 · answered by the Politics of Pikachu 7 · 0⤊ 3⤋
twizted beat me to it...
2006-10-26 12:28:51 · answer #7 · answered by Sir James the Dark 4 · 0⤊ 1⤋