Answer:
Where is the question?
Step-by-step explanation:
The ratio a:b is 3:8
Step-by-step explanation:
In simple words, the ratio a:b means the fraction a/b.
So we will have to solve the given equation for a/b
Given

Dividing both sides by 8

Dividing both sides by b

The ratio a:b is 3:8
Keywords: Ratios, Fractions
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Answer: .111 with a bar notation over the last 1 or 11.1%
Step-by-step explanation:
There are 12 marbles in total. There are 4 yellow marbles. Therefore there is a 4/12 probability of Randomly picking a Yellow marble the first time . Since she placed the marble back, there is a 4/12 probability of getting a yellow marble the 2nd time.
(4/12)(4/12) = 16/144 = 1/9 = .111 with a bar notation over the last 1 or 11.1% (about 11%)
Answer:
1:5 simplifies
Step-by-step explanation:
2 are red 10 are black. so it would be 2/10 or 2:10 (both means the same) however if you simplified it, it will be 1:5
Answer:
18.03 cubic feet
Step-by-step explanation:
Hello,
Step 1
find the volume of the sphere when radius= 5 ft

Step 2
find the volume of the sphere when radius= 5.1 ft

Step 3
Compare the Volumes to find the change

the volumen of the sphere with radius = 5.1 is 1.06 times bigger than the first one(r=5)
Now, find the change

change=18.03 cubic feet
Have a great day.