Number Series Ques 127

Question-

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

$16 \quad 21 \quad 29 \quad 40 \quad ? \quad 71$

(1) 61

(2) 50

(3) 54

(4) 62

(5) 52

Show Answer

Correct Answer: (3)

Solution: (3)

The pattern is:

$16+5=21$

$21+8(=5+3)=29$

$29+11(=8+3)=40$

$40+14(=11+3)=54$

$54+17=(=14+3)=71$