3/7 for sure hope this helps
Answer:
X=6
Step-by-step explanation:
It is under enlargement and reduction
Therefore we can equates sides because of the parallel lines

Cross multiply

dividing through by 12

simplify

Answer:

To factor an integer, we need to divide it by the ascending sequence of primes 2, 3, 5
In the end, the number of times each prime divides the original integer becomes its exponent.
Prime number 2 to the power of 2 equals 4 .
Prime number 3 to the power of 1 equals 3 .

Result:- 
<u> OAmalOHopeO</u>
400 x .25 = x
Change the 25% into a decimal
400 x .25 = 100