Answer:
18 m^3
Step-by-step explanation:
3*4/2*3 = 18 m^3
Answer:
x=5
Step-by-step explanation:
f(x)=2/x-5
=2/(5)-5
=2/0
=undefined
<span>Which phrase includes “being equal to 50”?</span>
Answer:
a) 35, b) 25, c) 60
Step-by-step explanation:
The number of girls is 10 more than the number of boys, so it's a good thing to choose a variable to represent the number of boys.
Number of boys: b
Number of girls: b + 10
Ratio of girls:boys is 7:5, so

"Cross multiply" to get

There are 25 boys. There are 10 more girls, so the number of girls is 35, and the total number of students is 60.
That's a packed classroom!