Probability

Front

What is the probability of rolling a specific number (e.g., 5) on a regular 6-sided die?

Back

1/6

Front

How can probability be expressed?

Back

Probability can be expressed as a fraction, decimal, or percentage.

Front

What is the probability of spinning an even number on a spinner divided into equal sections numbered 1 to 6?

Back

50% (3 out of 6 sections are even: 2, 4, 6).

Front

If a bag contains 3 black marbles, 2 white marbles, and 5 red marbles, what is the probability of picking a black or white marble?

Back

5/10 or 1/2 (5 out of 10 total marbles).

Front

In a bag with 3 red marbles, 4 blue marbles, 2 green marbles, and 6 clear marbles, what is the probability of drawing a green marble?

Back

2/15 (2 green marbles out of 15 total marbles).

Front

What is the formula for calculating the probability of an event?

Back

Probability = (Number of favorable outcomes) / (Total number of possible outcomes).

Front

What is the probability of drawing a card from a standard deck and it being a heart?

Back

1/4 (13 hearts out of 52 total cards).

Front

If you flip a coin, what is the probability of getting heads?

Back

1/2 (1 favorable outcome out of 2 possible outcomes).

Front

What is the probability of rolling a sum of 7 with two 6-sided dice?

Back

6/36 or 1/6 (6 combinations that result in a sum of 7).

Front

How does the concept of independent events apply to probability?

Back

Independent events do not affect each other's outcomes; the probability of both occurring is the product of their individual probabilities.