15,30,32,31,62,64,63..... (*2,+2,-1)
14 lol as i think you just go 3 back hahahahaha what did you get
a,b,c,d = 1,2,4,3 b=2a c=b+2 d=c-1 7*2=14 14+2=16 16-1=15
15.
15
What number best completes the sequence 1 1/2 5 10 1/2 18
18
13 20 12
15.
15
Type your answer here... 15
17 19 20
15,30,32,31,62,64,63..... (*2,+2,-1)
15 (times 2, plus 2, minus 1)
15 The sequence seems to be x2, +2, -1.
The number which best completes the sequence below is: 1 2 4 3 6 8 7 14 16 ?
14 lol as i think you just go 3 back hahahahaha what did you get