If a box contains 5 red balls, 3 blue balls, and 2 green balls, what fraction of

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Question: If a box contains 5 red balls, 3 blue balls, and 2 green balls, what fraction of the balls are blue?

Options:

Correct Answer: 3/10

Solution:

There are 10 balls in total (5 + 3 + 2). The fraction of blue balls is 3 out of 10, which is 3/10.

If a box contains 5 red balls, 3 blue balls, and 2 green balls, what fraction of the balls are blue?

If a box contains 5 red balls, 3 blue balls, and 2 green balls, what fraction of the balls are blue?

Step 1: Count the number of red balls. There are 5 red balls.
Step 2: Count the number of blue balls. There are 3 blue balls.
Step 3: Count the number of green balls. There are 2 green balls.
Step 4: Add the number of all the balls together: 5 red + 3 blue + 2 green = 10 total balls.
Step 5: Identify how many of the total balls are blue. There are 3 blue balls.
Step 6: Write the fraction of blue balls compared to the total number of balls: 3 blue balls out of 10 total balls, which is 3/10.

Fraction Calculation – Understanding how to calculate the fraction of a subset (blue balls) relative to the total (all balls).
Basic Arithmetic – Performing addition to find the total number of items in a set.