Number Series Ques 68

Question-

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

$11 \quad 9 \quad 15 \quad 41 \quad 159 \quad$ ?

(1) 740

(2) 607

(3) 751

(4) 789

(5) 785

Show Answer

Correct Answer: (4)

Solution: (4)

The pattern is :

$11 \times 1-2=11-2=9$

$9 \times 2-3=18-3=15$

$15 \times 3-4=45-4=41$

$41 \times 4-5=164-5=159$

$159 \times 5-6=795-6=789$