Math

QuestionYou spin the spinner twice.
What is the probability of landing on a 4 and then landing on a 3? Simplify your answer and write it as a fraction or whole number. \square

Studdy Solution

STEP 1

What is this asking? If we spin this spinner two times in a row, what are the chances that we get a 4 on the first spin and a 3 on the second spin? Watch out! There are two 2's on the spinner, so don't get tricked into thinking there are only four possible outcomes!

STEP 2

1. Calculate the probability of landing on 4.
2. Calculate the probability of landing on 3.
3. Calculate the probability of both events happening.

STEP 3

Alright, let's **break this down**!
We've got a spinner with five equally sized sections.
This is **key** because it means each section has an equal chance of being landed on.

STEP 4

How many 4's are on the spinner?
Just **one**!
So, out of the five possible outcomes, only one gives us a 4.

STEP 5

That means the probability of landing on a 4 is 15\frac{1}{5}.
One favorable outcome divided by five total possible outcomes.
Boom!

STEP 6

Now, let's think about landing on a 3.
How many 3's are on our spinner?
Just **one** again!

STEP 7

Since there are five total sections, the probability of landing on a 3 is also 15\frac{1}{5}.
See? This is starting to feel like a pattern!

STEP 8

Here's the **magic**!
When we want to find the probability of two independent events happening one after the other, we **multiply** their individual probabilities.
What does independent mean?
It means the outcome of the first spin doesn't affect the outcome of the second spin.

STEP 9

So, the probability of landing on a 4 *and then* landing on a 3 is: 1515 \frac{1}{5} \cdot \frac{1}{5}

STEP 10

Multiply the numerators (the top numbers) together: 11=11 \cdot 1 = 1.
Then, multiply the denominators (the bottom numbers) together: 55=255 \cdot 5 = 25.

STEP 11

This gives us our **final probability**: 125\frac{1}{25}.
That's it!
We've cracked the code!

STEP 12

The probability of landing on a 4 and then landing on a 3 is 125\frac{1}{25}.

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