Percent is parts out o 100
42.5%=42.5/100=0.425
'of' means multiply
20.57 is 42.5% of ? means
20.57=0.425 times ?
divide both sides by 0.245
48.4=?
20.57 is 42.5% of <u>48.4</u>
Answer:

Step-by-step explanation:
To express the given product (108 X 125) as a product of prime factors
Step 1: Express each of the numbers as a product of its prime factors.

Step 2: Write the product together, and combine any like terms if any
Therefore,

1) 1,2,3,4,5,6,7
2) -3,-2,-1,0,1,2,3,4,5,6,7
3)-3,-2,-1
4)1,2,3,4
Answer:
D. 6 feet.
Step-by-step explanation:
The third longest side of ABCD is 12 feet long and the third longest side of EFGH is 18 feet long.
As they are similar the corresponding sides are in the same ratio so
12/18 = x/9 where x is the 4th side of ABCD.
2/3 = x/9
3x = 18
x = 6 feet.