1, 4, 6, 9, 11, 14, 16 _____ next to 16 is
19
17
18
16
Explanation:
Diff btw 1&4=+3
Diff btw 4&6=+2
Diff btw 6&9=+3
Diff btw 9&11=+2
Diff btw 11&14=+3
Diff btw 14&16=+2
Diff btw 16&19=+3
Next Question
A man can do a work in 3 days alone and a women can do the same work in 9 days alone. If both are work together in how many days they finished the same work.