Math Problem Statement

Sebuah bak mandi mula mula terisi air 3/4 bagian. Setelah Arif menggunakannya untuk mandi, air di dalam bak tersisa 40%. Berapa bagian air yang digunakan Arif untuk mandi?

Solution

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Math Problem Analysis

Mathematical Concepts

Fractions
Percentage
Subtraction of Fractions

Formulas

Fraction Subtraction: a/b - c/d = (ad - bc) / bd
Percentage to Fraction Conversion: x% = x/100

Theorems

Least Common Multiple (LCM) for Fractions

Suitable Grade Level

Grades 6-8