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
New: SSC CHSL tier 1 answer key 2024 out | SSC CHSL 2024 Notification PDF
Recommended: How to crack SSC CHSL | SSC CHSL exam guide
Don't Miss: Month-wise Current Affairs | Upcoming government exams
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.
Related Questions
Know More about
Staff Selection Commission Combined High ...
Result | Eligibility | Application | Admit Card | Answer Key | Preparation Tips | Cutoff
Get Updates Brochure
Your Staff Selection Commission Combined Higher Secondary Level Exam brochure has been successfully mailed to your registered email id “”.
