Intelligent Math Puzzle – Challenge 79
In this great mind-blowing Math challenge, you need to use your logic skills to solve the problem. The answer is also provided.

Challenge:

In the series above, what is the fifth fraction?
A- \(\frac{191}{480}\)
B- \(\frac{513}{897}\)
C- \(\frac{676}{1199}\)
D- \(\frac{683}{1195}\)
E- \(\frac{689}{1211}\)
The Absolute Best Book to Challenge Your Smart Student!

The correct answer is D.
Find the pattern in the number series. Each numerator or denominator of the fraction is one less than four times the previous numerator or denominator.
3 → 11
3 (4) – 1 = 11
171 × 4 – 1 = 683
299 × 4 – 1 = 1195
The number fraction is:

The Best Books to Ace Algebra
Related to This Article
More math articles
- Number Properties Puzzle -Critical Thinking 5
- How to Find Fractional and Decimal Percentages
- 6th Grade MAP Math Worksheets: FREE & Printable
- PERT Math – Test Day Tips
- How to Evaluate Trigonometric Function? (+FREE Worksheet!)
- 8th Grade WY-TOPP Math Worksheets: FREE & Printable
- How to Prepare for the THEA Math Test?
- 5th Grade PEAKS Math Worksheets: FREE & Printable
- How to Solve Logarithmic Equations: Definition and Properties
- 6th Grade ACT Aspire Math FREE Sample Practice Questions
What people say about "Intelligent Math Puzzle – Challenge 79 - Effortless Math: We Help Students Learn to LOVE Mathematics"?
No one replied yet.