Advanced MathEasy–MediumOne step of 50% growth
Advanced Math practice question
A quantity grows by 50% each year. If it is 80 now, what will it be in one year?
Answer: 120
80 × 1.5 = 120.
Common wrong answers
- If you answered 40
- 40 is 50% of 80, the increase alone.
- If you answered 130
- 130 adds 50 instead of 50%.
- If you answered 160
- 160 doubles.
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- Easy–Medium
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For x ≠ 0, which expression is equivalent to (x² + 3x) / x? - Easy–Medium
What are the solutions to the equation 2(x − 3)² − 32 = 0 ?
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