Math Problem Statement

Solution

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Math Problem Analysis

Mathematical Concepts

Percentage increase and decrease
Algebraic expressions
Basic arithmetic

Formulas

V(1 + x/100)(1 + y/100)
V(1 + x/100)(1 - x/100)
V(1 + x/100)(1 - y/100)
1000 / (1 - x/100)
p / 1.1 * 1.15

Theorems

Percentage multiplication rule
Inverse percentage rule

Suitable Grade Level

Grades 10-12