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Number System · Question 12 of 71

Question 12

MediumOriginal question

Fatima writes three consecutive odd numbers whose sum is 147. What is the largest of the three?

Options for question 12

Show the answer and explanation
CorrectNot quiteAnswer C

Correct answer: C

Explanation

  1. Let the numbers be x−2x - 2, x, x+2x + 2; their sum is 3x=1473x = 147.

  2. So x=49x = 49, the middle number.

  3. The largest is 49+2=5149 + 2 = 51.

Worth noting

49 is the middle number — read the question for 'largest'.

Concept
Consecutive odd numbers
Typical time
50 s
Your time
—
The rule this testsTypes of numbers
Practise this chapter →

Ten questions from Number System, at your own pace.

Practise this chapter →

Ten questions from Number System, at your own pace.