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3 years ago

2/3 of a class are girls

Mathematics

1 answer:

Novay_Z [31]3 years ago

6 0

Answer:

a.) 2:1

b.)1:2

Step-by-step explanation:

girls=2/3 *100=%66.66

boys=1/3 *100=%33.33

a.)66.66/33.33 = 2:1

b.)33.33/66.66 = 1:2

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2 years ago

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Consider the following Function: F(x)= 7x-9 If the output is 26, what is the input?

Wewaii [24]

<h2>Answer:-</h2>

★ Input of the given function F(x) is 5.

⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀

<h3>• Given:-</h3>

✯ F(x) = 7x - 9

✯ Output = 26

⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀

<h3>• Solution:-</h3>

According to the question the output is 26.

Hence, the above data can be written in an equation form.

⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀

➪ F(x) = 7x - 9 = 26

➪ 7x = 26 + 9

➪ 7x = 35

➪ $\sf x = \dfrac{35}{7}$

➪ $\bold\red{x = 5}$

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Therefore, F(x) = 5

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Answer:

Step-by-step explanation:

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