Answer:
25%
Step-by-step explanation:
125:500
divide by 5 to make 500 into 100
25:100
convert to percent
25%
Answer:
Yes, he will have enough 3 over 8 ft pieces for his class.
Step-by-step explanation:
Given:
Number of wood required = 22
Length of each wood, 
Total length of the board, 
Therefore, the number of woods that can be made using the given board is given as:

So, he can make 24 woods of length
using the 9 ft board. But he has to make only 22 pieces.
Therefore, he has enough of the wood to make the required number of pieces.
Answer:

Step-by-step explanation:

Since there aren't any like terms, the answer would be:

Hope this helps!
Answer:
10%
Step-by-step explanation:
60% + 30%=90%
so they have 10%of the original amount left.