There are 4 times as many pink roses as red roses in Amy's garden. There are 9 more pink roses than red roses. How many red roses are there in Amy's garden?

There are 3 red roses in Amy's garden.

Step-by-step explanation:

Given:

There are 4 times as many pink roses as red roses in Amy's garden.

There are 9 more pink roses than red roses.

Now, to find the red roses in Amy's garden.

Let the number of red roses be .

So, the number of pink roses =

As given, there are 9 more pink roses than red roses.

According to question:

Subtracting both sides by we get:

Dividing both sides by 3 we get:

Therefore, there are 3 red roses in Amy's garden.

percentage - 25%

probability - 0.25

we know,

total amount of students in class = 20

total boys = 10

total girls = 10

no of girls who wear glasses = 10/2 = 5

probability of choosing a girl with glasses is =

number of girls wearing glasses/total number of students in the class = 5/20

thus, percentage of selecting a girl wearing glasses will be

= 5/20 × 100

= 5 × 5

25%

therefore,

probability will be 0.25

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the correct answer is 1: 2

step-by-step explanation:

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