Question
Easy
The sum of five consecutive numbers is 20. What is the sum of first three consecutive numbers ?
1
5
2
6
3
11
4
12
Question Details
Time to Solve: 12
Exam: CTET
Level/Paper: CTET_P1
Chapter: Algebra
Topic: Sequences and Series (AP, GP, HP)
Correct Answer
Option B
Explanation
To solve the problem of finding the sum of the first three consecutive numbers when the sum of five consecutive numbers is 20, we can follow these steps: 1. Understanding the Problem: - We have five consecutive numbers. Let's denote them as \( n, n+1, n+2, n+3, n+4 \). - The sum of these numbers is given as 20. 2. Setting Up the Equation: - The equation for the sumтАжRead More
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