Math Problem Statement

quiero que me soluciones estos problemas

Solution

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Math Problem Analysis

Mathematical Concepts

Proportions
Rates
Work Problems
Unit Conversion

Formulas

Rate formula: Rate = Work / Time
Proportionality formula: a/b = c/d
Unit conversion: 1 hour = 60 minutes

Theorems

Direct and Inverse Proportions
Basic Rate and Work Theorems

Suitable Grade Level

Grades 8-10