The closest benchmark for 99% is 100%.
We know that benchmarks in mathematics are the norm or point of comparison that something can be measured, compared, or evaluated against. Benchmark values are values that can be used to estimate and contrast other values or quantities. Typically, benchmark figures are multiples of 10 or 100. 0 percent, 10 percent, 25 percent, 50 percent, 75 percent, and 100 percent are the most popular benchmark percentages.
Here we have to find the closest benchmark for 99%. Clearly, from the definition 100% is the required answer.
We can conclude that the closest benchmark for 99% is 100%.
Know more about the benchmarks here -
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