Question : Directions: In the following question a series is given, with one term missing. Choose the correct alternative from the given ones that will complete the series.
30, 28, 23, 21, ?

Option 1: 15

Option 2: 16

Option 3: 18

Option 4: 20


Team Careers360 4th Jan, 2024
Answer (1)
Team Careers360 16th Jan, 2024

Correct Answer: 16


Solution : Given:
30, 28, 23, 21, ?

Subtract 2 and 5 alternately to the previous number to get the next number.
30 – 2 = 28; 28 – 5 = 23; 23 – 2 = 21; 21 – 5 = 16

So, the missing number is 16. Hence, the second option is correct.

How to crack SSC CHSL

Candidates can download this e-book to give a boost to thier preparation.

Download Now

Know More About

Related Questions

TOEFL ® Registrations 2024
Apply
Accepted by more than 11,000 universities in over 150 countries worldwide
Manipal Online M.Com Admissions
Apply
Apply for Online M.Com from Manipal University
GRE ® Registrations 2024
Apply
Apply for GRE® Test now & save 10% with ApplyShop Gift Card | World's most used Admission Test for Graduate & Professional Schools
View All Application Forms

Download the Careers360 App on your Android phone

Regular exam updates, QnA, Predictors, College Applications & E-books now on your Mobile

150M+ Students
30,000+ Colleges
500+ Exams
1500+ E-books