Algebra Puzzle – Challenge 45
Love to tease your brain with math and critical thinking challenges? If so, this is a great math puzzle for you.
Challenge:
The average of 14 numbers is 18 and the average of 18 numbers is 14. What is the average of all 32 numbers?
A- 15
B- 15.5
C- 15.75
D- 16.5
E- 17.5
The Absolute Best Book to Challenge Your Smart Student!
Original price was: $16.99.$11.99Current price is: $11.99.
Satisfied 123 Students
The correct answer is C.
The average of 14 numbers is 18. Therefore, the sum of 14 numbers is 252.
The average of 18 numbers is 14. Therefore, the sum of 18 numbers is 252. The sum of all 32 numbers is 504.
The average of 32 numbers is: 504 ÷ 32 = 15.75The Absolute Best Books to Ace Algebra
Original price was: $29.99.$19.99Current price is: $19.99.Original price was: $29.99.$14.99Current price is: $14.99.Original price was: $29.99.$14.99Current price is: $14.99.Satisfied 1 StudentsOriginal price was: $24.99.$14.99Current price is: $14.99.Satisfied 92 StudentsOriginal price was: $24.99.$15.99Current price is: $15.99.Satisfied 125 Students
Related to This Article
More math articles
- Top 10 Tips You MUST Know to Retake the TSI Math
- Accuplacer Math Formulas
- Top 10 Free Websites for TSI Math Preparation
- How to Find Vertical Angles? (+FREE Worksheet!)
- Grade 10 Math Worksheets: FREE & Printable
- Top 10 AFOQT Math Prep Books (Our 2023 Favorite Picks)
- How to Find Average Rate of Change of a Function?
- Decimals Duel: How to Master the Art of Comparison
- The Ultimate TSI Math Formula Cheat Sheet
- How to Solve Multi-step Addition Word Problems
What people say about "Algebra Puzzle – Challenge 45 - Effortless Math: We Help Students Learn to LOVE Mathematics"?
No one replied yet.