Three times the first of three consecutive odd integers is 3 more than twice the third. What is the third integer?

Aptitude Problems on Numbers Difficulty: Easy
Choose an option
  • A
    13
  • B
    15
  • C
    17
  • D
    11

Answer

Correct Answer: 15

Explanation

Problem restatementLet the consecutive odd integers be x, x + 2, x + 4. Use the given linear relation to find x and then the third integer.

Given data

  • 3x = 2(x + 4) + 3

Concept/ApproachTranslate the verbal condition into an equation and solve.

Step-by-step calculation 3x = 2x + 8 + 3 = 2x + 11 x = 11 Third integer = x + 4 = 15

Verification/AlternativeCheck: 3×11 = 33 and 2×15 + 3 = 33, so the condition holds.

Final Answer15

Discussion & Comments
No comments yet. Be the first to comment!
Join Discussion