OpenStax, Prealgebra 2e §6.5 Solve Proportions and their Applications · Review Exercise 144 · Algebra · Ratio, proportion & variation
Solve Proportions and their Applications · Review Exercise 144
Find ⓐ the amount of discount ⓑ the discount rate. (Round to the nearest tenth of a percent if needed.)
Tyler bought a phone on sale for \\text{49}.\text{99}.$\text{79}.\text{99}.$
Its source prints no answer for this problem, so there's nothing to check against.
OpenStax, Prealgebra 2e · §6.5 Solve Proportions and their Applications · Review Exercise 144
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