Math Problem Statement

a) Có bao nhiêu số có 3 chữ số mà chia hết cho 2, 3.

Solution

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Math Problem Analysis

Mathematical Concepts

Number Theory
Divisibility
Arithmetic Sequences

Formulas

Arithmetic sequence formula: a_n = a_1 + (n - 1) * d
n = (a_n - a_1) / d + 1

Theorems

Divisibility Rules
Least Common Multiple (LCM)

Suitable Grade Level

Grades 6-8