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
- How to Prepare for the PSAT 8/9 Math Test?
- CHSPE Math Practice Test Questions
- How to Unravel the Intricacies of Mathematical Relations: A Comprehensive Guide
- HSPT Math Formulas
- 7th Grade NYSE Math Practice Test Questions
- What Is a Good ALEKS Score?
- Top 10 Tips to ACE the PSAT/NMSQT Math Test
- 7th Grade MCAS Math Worksheets: FREE & Printable
- How to Identify Independent and Dependent Events?
- Discontinuous Function
What people say about "Algebra Puzzle – Challenge 45 - Effortless Math: We Help Students Learn to LOVE Mathematics"?
No one replied yet.