Answer:
1/3
Step-by-step explanation:
sum of numbers = 30 marbles
probability = 10/30 or simplified 1/3
It would be 9/8
Hope this helps!
Hello!
The answer is B
Hope this helps!
which is similar to n:1 where 
<u>Step-by-step explanation:</u>
Here we have to Express in the form n:1 give n as a decimal 21:12 . Let's find out:
Given ratio as 21:12 . Let's convert it into n:1 , where n is decimal
⇒ 
⇒ 
⇒ 
⇒ 
⇒
{ dividing denominator & numerator by 4 }
⇒ 
⇒ 
⇒
which is similar to n:1 where 