Algebra Puzzle – Challenge 41
Algebra Puzzle - Challenge 41 is a multiple-choice math challenge from Effortless Math. Read the problem, choose from the answer options below, then open the solution to see the full step-by-step working and check your reasoning against it.
Who can solve this math puzzle? This critical thinking challenge is for those who want to improve their critical thinking skills.
Challenge:
The price of two pounds of apple is $2.55 less than the price of the same apple. What is the price of 4 pounds of apple with the same rate?
A- $2.55
B- $2.85
C- $3.00
D- $3.20
E- $3.40
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The correct answer is E.
Let A be the price of the apple. Therefore:
2A = 5A, 2.55 →3A = 2.55 → A = 0.85
The price of 4 pounds of apple is:
4 × 0.85 = 3.4The Absolute Best Books to Ace Algebra
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