Solving the equation we get:

Step-by-step explanation:
We need to solve the equation: 
Solving:


Taking LCM of 9 and 4 we get 36




So, solving the equation
we get 
In the first blank, in denominators we get 36 and in the second black we get 
So, answer is:

Keywords: Solving Fractions
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Answer:
1,111/1,250
Step-by-step explanation:
4.4 km
100 cm = 1 m
440,000 cm = 4,400 m
1000 m = 1 km
4,400 m = 4.4 km
Answer:
The means are 3 and 20.
Step-by-step explanation:
A proportion is simply a statement that two ratios are equal. In problems involving proportions, we can use cross products to test whether two ratios are equal and form a proportion. To find the cross products of a proportion, we multiply the outer terms, called the extremes, and the middle terms, called the means.
Consider given proportion
Here, 2 and 30 are the extremes and 3 and 20 are the means.
Answer:
A=346.46
Step-by-step explanation:
Using the formulas
A=πr2
d=2r
Solving forA
A=1
4πd2=1
4·π·212≈346.36059