Number Series Ques 48

Question-

What will come in place of the question mark (?)

$4 \quad 9 \quad 20 \quad 43 \quad 84 \quad$ ?

(1) 149

(2) 157

(3) 191

(4) 145

(5) 137

Show Answer

Correct Answer: (1)

Solution: (1)

The pattern is :

$4+5=9$

$9+11(=5+6)=20$

$20+23(=11+12)=43$

$43+41(=23+18)=84$

$84+65(=41+24)=149$