You can get the app Air Math I have the app and it helps a lot
Answer:
A rate is a ratio that is used to compare different kinds of quantities. A unit rate describes how many units of the first type of quantity corresponds to one unit of the second type of quantity. Some common unit rates are miles (or kilometers) per hour, cost per item, earnings per week, etc.
If you search that question up, this is what comes back.
Step-by-step explanation:
If you would like to know the height of the tree 10 years from now, you can calculate this using the following steps:
h ... the height of the tree 10 years from now
h = 30 feet + 5 feet = 35 feet
The correct result would be D. 35 feet.