Advanced MathEasy–MediumRatio through a chain of proportions
Advanced Math practice question
If a = 2b and b = 3c, where c ≠ 0, what is the value of a/c?
Answer: 6
a = 2b = 2(3c) = 6c, so a/c = 6.
Common wrong answers
- If you answered 5
- 5 adds 2 + 3 instead of multiplying.
- If you answered 2/3
- 2/3 divides the two constants.
- If you answered 1.5
- 1.5 is 3/2, inverting and dividing.
More Advanced Math questions
- Easy–Medium
If f(x) = 2x² − 3, what is f(4)? - Easy–Medium
Which expression is equivalent to (2x³)(3x⁴)? - Easy–Medium
What are the solutions to x² − 16 = 0? - Easy–Medium
Which expression is equivalent to (x + 5)²? - Easy–Medium
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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