Question

-. Find the missing number in the sequence:
9, 3, ..........., 1/3, 1/9
(a) 2
(b) 6
(c) 1/2
(d) 1.​

Answer 1

Answer:

1 is the right answer

...........

Answer 2

Answer:

Given,

A sequence- 9, 3, __, 1/3, 1/9.

To Find,

The missing number in the given series.

Solution,

We can simply find the missing number by following the rules of sequence and series here.

We can clearly see that the given series is a geometric progression.

Geometric progression- In the given case, every next number of the series is given by dividing the previous number by 3.

So, the missing number must be = 3/3= 1.

Hence, the missing number is 1.