Please help! Correct answers only please! I need to finish this assignment before Friday. Given a student number system for a county requires that the student number be 6 characters.

The first 4 characters are any single digit number but no character can repeat and the last two characters must be a letter and letters cannot be the same. How many unique student numbers are possible?

A. 6,500,000

B. 3,276,000

C. 3,407,040

D. 6,760,000

for the points

step-by-step explanation:

step-by-step explanation:

if you want to solve percent error follow these steps.

1. subtract the accepted value from the experimental value.

2. take the absolute value of step 1.

3. divide that answer by the accepted value.

4. multiply that answer by 100 and add the % symbol to express the answer as a percentage.

if you want to solve percent of change just do this.

1. work out the difference (increase) between the two numbers you are comparing.

2. divide the increase by the original number and multiply the answer by 100. if your answer is a negative number then this is a percentage decrease.

hope this : )

cant open file sorry!

step-by-step explanation: