Answer:
1225
Step-by-step explanation:
plug it into a calculator
The correct answer is Choice B: 720.
To solve this, you have to use the Fundamental Counting Principal. You find the total number of options for each of the digits, then multiply them together.
For the first one, there are 10 options, then 9 options and finally 8 options.
10 x 9 x 8 = 720
Answer:
Step-by-step explanation:

Answer:
All that you can!
Step-by-step explanation:
Try studying all the subjects that you can because it will give you more information. Do Biology before chemistry, and Pre-calculus (if your school has it).