I do not see anything wrong with it
Answer: Paul will be 30 years old
Step-by-step explanation:Let the age of her sister be x, then from the given data
=> 4x = 20
=> x = 5 years
The age of her sister is 5 years
In the second case, paul is twice as old as his sister
=> Age of paul = 2(x)
=> Age of paul = 10 years
Paul will be 10 years old when he is twice as old as his sister
The volume is 35 inches.
hope i helped
<h3>Answer: Choice C</h3>
Here's how the verification would look like
using the identity here
