Verbal Reasoning - Series Completion - Discussion

Discussion Forum : Series Completion - Section 1 (Q.No. 5)
Directions to Solve

Choose the correct alternative that will continue the same pattern and replace the question mark in the given series.


5.
125,80,45,20,?
5
8
10
12
Answer: Option
Explanation:

The pattern is - 45, - 35, - 25, .....

So, missing term = 20 - 15 = 5.

Discussion:
19 comments Page 2 of 2.

Nishritha said:   1 decade ago
All are divisible by 5

125/5=25
80/5=16
45/5=9
20/5=4
25-16=9
9-4=5
5 is the answer

Edddd said:   1 decade ago
Select the option for that continues the pattern in each question 3, -6, 12, 4, 20?
(1)

Vishnu said:   1 decade ago
Very simple method:

Difference between 125-80=45

80-45=35
45-20=25
so 20-15=5

Sigamani said:   1 decade ago
Sigamani,

It is a very and easy calcuation method, Thank you.

Ankit mahale said:   1 decade ago
5*5^2 = 125.
5*4^2 = 80.
5*3^2 = 45.
5*2^2 = 20.
5*1^2 = 5.

Sai ram said:   1 decade ago
Here alternatives 125-45 = 80.
80-20 = 60.
So 45-40 = 5.

Divya said:   1 decade ago
Thank you Vishnu.

It is very easy calculation method.

Deepak said:   1 decade ago
5*5*5=125.
4*4*5=80.
3*3*5=45.
2*2*5=20.
1*1*5=5.

Srinu said:   1 decade ago
Thanks for all.


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