Answer:
The fractional probability of getting 2 heads is 1/4.
Answer:
9π miles²
Step-by-step explanation:
The area of a circle is πr²
Now we plug in 3 miles for the radius
A=πr²
A=π3²
A=9π miles²
Answer:
The number is 3.
Step-by-step explanation:
To find : A number which decreased by 12 equals 3 times it’s opposite ?
Solution :
Let the number be 'x'.
It's opposite is '-x'.
A number which decreased by 12 equals 3 times it’s opposite
i.e. 
Solving the equation,





Therefore, the number is 3.
You would have to do 1/3x2/5 which is 2/15. So 2/15 of the girls in the school play sports.