512
8x8=64
64x8=512
hope this helps!!
Answer:
see the explanation
Step-by-step explanation:
Let
x ------> the next grade
we know that
To find the average grade sum the grades by the number of math test
so

solve for x
Combine liker terms in the right side

Multiply by 5 both sides

Subtract 372 both sides

-----> this is not make sense
The grade cannot be a negative number
so
For x=0
The minimum average grade is

Answer:
40,320
Step-by-step explanation:
The number of ways she can arrange the musical seletions is as follows
n! ( where n is given as 8) = 8! = 8 X 7 X 6 X 5 X 4 X 3 X 2 X 1 = 40,320
60
Step-by-step explanation:
6x10=60