Answer:
around 4.52.
Fraction form: 
Step-by-step explanation:
Brainliest?
Answer:
for the first one do 15 divided by 10 and the second one 18 divided by 8.
Step-by-step explanation:
Answer:
6
Step-by-step explanation:
8(1/2) + 2(4)
/2
4 + 8
/2
12/2
6
Answer:
y=5 when x=20
Step-by-step explanation:
Using the format for inverse proportions: y=k/x
To find k, substitute 25 in for y and 4 for x to find:
25=k/4 ⇒ k=100
Using this we can substitute k and x in for 100 and 20 to find:
y=100/20 ⇒ y=5