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Roman55 [17]
4 years ago
9

The ratio of boys to girls in history class is 4 to 5. How many girls are in the class if there are 12 boys in class

Mathematics
1 answer:
Step2247 [10]4 years ago
5 0
The ratio is 4 to 5 what mean 4 boys to 5 girls 
so than there are 12 boys what is 3*4 than just multiplie 3*5 and will get 15 girls like result 

so than there are in the class 12 boys so will be in the class 15 girls sure 

hope helped 
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The second term in a geometric sequence is 20. The fourth term in the same sequence is 45/4 or 11.25. What is the common ratio i
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\bf \begin{array}{ccll}
n&term&value\\
\text{\textemdash\textemdash\textemdash}&\text{\textemdash\textemdash\textemdash}&\text{\textemdash\textemdash\textemdash}\\
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\\\\\\
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4 0
3 years ago
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5 0
4 years ago
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Lelu [443]

Whats the math you need help with?

4 0
3 years ago
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Answer:

f(6) = 53

Step-by-step explanation:

f(x) = 10x - 7

We want to find f(6)

To do so simply substitute 6 for x in the equation

Equation: 10x - 7

x = 6

f(6) = 10(6) - 7

multiply 10 and 6

f(6) = 60 - 7

subtract

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