Question

1,3,9,33,153,? with reason ​

Answer 1

Step-by-step explanation:

differences between the above series are :

3 - 1 = 2

9 - 3 = 6

33 - 9 = 24

153 - 33 = 120

× - 153 should be 720.

that's why × - 153 = 720

× = 720 + 153

× = 873

the answer is 873.

Answer 2

Given;1,3,9,33,153

To Find; Next number

Solution; This question can be easily solved by carefully observing the pattern.

3-1=2

9-3=6=2*3

33-9=24=6*3

153-33=120=24*5

x-153=120*5

x=620+153

x=773

Hence the value of x is 773