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!
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
- Fraction Wizardry: How to Multiply Fractions and Whole Numbers
- Grade 10 Math Worksheets: FREE & Printable
- Block by Block: How to Complete Decimal Division Equations
- How to Do Division Using Repeated Subtraction
- How to Solve Two-variable Linear Equations Word Problems
- One-Sided Limits: Everything You need to know
- How to Find the Number of Solutions to a System of Equations by Graphing
- How to Navigating Complex Scenarios: Multi-step Word Problems with Remainders
- How to Complete a Function Table from an Equation
- HiSET Math – Test Day Tips
What people say about "Algebra Puzzle – Challenge 45 - Effortless Math: We Help Students Learn to LOVE Mathematics"?
No one replied yet.