Number Series Ques 50

Question-

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

$11 \quad 20 \quad 38 \quad 74 \quad$ ?

(1) 146

(2) 154

(3) 128

(4) 132

(5) 136

Show Answer

Correct Answer: (1)

Solution: (1)

The pattern is :

$11+9 \times 1=11+9=20$

$20+9 \times 2=20+18=38$

$38+9 \times 4=38+36=74$

$74+9 \times 8=74+72=146$