MathDB
2000 HMMT RMT Team #1

Source:

March 8, 2024
number theoryalgebra

Problem Statement

You are given a number, and round it to the nearest thousandth, round this result to nearest hundredth, and round this result to the nearest tenth. If the final result is .7.7, what is the smallest number you could have been given? As is customary, 55’s are always rounded up. Give the answer as a decimal.