Math Problem Statement
Banyaknya bilangan ganjil antara 100 sampai dengan 1000 yang semua angkanya berbeda ada sebanyak … bilangan. a. 140 b. 280 c. 320 d. 360
Solution
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Math Problem Analysis
Mathematical Concepts
Combinatorics
Number Theory
Formulas
Total combinations = 5 (for units place) * 8 (for hundreds place) * 8 (for tens place)
Theorems
Basic Counting Principle
Suitable Grade Level
Grades 9-12