Math Problem Statement

Dalam kotak terdapat 10 bola putih, 6 bola merah, 5 bola hijau, dan 9 bola biru. Jika diambil sebuah bola, peluang terambil bola merah atau putih adalah....

7

a. 15 15

b. 1-2

Solution

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Math Problem Analysis

Mathematical Concepts

Probability
Basic Combinatorics

Formulas

P(E) = Number of favorable outcomes / Total outcomes

Theorems

Addition Rule of Probability

Suitable Grade Level

Grades 6-8