Advanced MathEasyTotal pencils from packs and loose pencils
Advanced Math practice question
Ben buys 2 packs of pencils, each holding x pencils, and gets 3 loose pencils with each pack. He then buys one more pack with no loose pencils. Which expression gives the total number of pencils?
- A. 3x + 6Correct
- B. 2x + 6
- C. 3x + 3
- D. 2x + 3
Answer: A. 3x + 6
2(x + 3) + x = 3x + 6.
Why the other answers are wrong
- B. 2x + 6
- Forgets the third pack.
- C. 3x + 3
- Counts the loose pencils once instead of twice.
- D. 2x + 3
- Forgets the third pack and one set of loose pencils.
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