Answer: 10%
Explanation:
Given: Previous Hourly pay= $7.00
Current Hourly pay = $7.70
Increase in hourly pay = Current Hourly pay - Previous Hourly pay
= $7.70- $7.00
= $0.70
Now, the percent increase in her hourly rate of pay will be :

Hence, the percent increase in her hourly rate of pay = 10%
<u>Answer:
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The build-up of three oxygen created our ozone layer around two billion years ago.
<u>Explanation:
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- The ozone layer is a part of the stratosphere which is located right after the troposphere in the atmosphere of the Earth.
- The ozone gas is made up of the abundance of three oxygen molecules combining with the ultraviolet radiation emitted by the Sun.
- The development of the ozone layer happened around two billion years ago when the oxygen concentration levels on the planet began to rise slowly and gradually.
Answer:
just let me know when you get here
Answer:
D. Spain
Explanation:
Every other country on the list possesses nuclear weapons. The reason why Spain has none is that Spain plays a big role in supporting a world free of nuclear weapons. There are many activists and organizations in Spain that aim to raise awareness of the dangers that nuclear weapons pose to the global population. More than 90 Spanish parliamentarians are in favor to ban nuclear weapons.
Topographical map has markings to show points of elevation like hills and mountains.