For this case we have the following equation:

Where,
w: The weight of a spring in pounds
E: the energy stored by the spring in joules.
Substituting values we have:

Making the corresponding calculation:
Answer:
the approximate weight of the spring in pounds is:
Answer:
1.The quotient of two negative integers is positive.
3.The quotient of two integers with the same sign is positive.
Step-by-step explanation:
Hello,
If b represents any real number,
b<=-9.5
or
5.5<=b
Answer C