Answer:

Explanation:
Diana's age is d.
Carol is 3 years younger than half of her sister Diana's age.
Carol's age =
Where d is Diana's age.

Hence, Carol's age is
.
Answer:
True
Explanation:
Interestingly, in the professional work environment, a person's professional accomplishments like how much they have saved a company, the goals he or she has over-archived, etc can directly attribute an individual's promotion.
This is because companies use professional accomplishments to measure their employee's worth.
The turbine in a hydroelectric plant take the kinetic energy to turn the generator which uses magnets to cause the electricity to start to run.
discover the ocean and opened the school of navigation and soon turned into a regular school