Answer:
x = 
Step-by-step explanation:
Given
=
( cross- multiply )
25 × 2x = 5 × 4
50x = 20 ( divide both sides by 50 )
x =
= 
Answer:
1.mountains plains rivers
2. A
3.C
4.B
Step-by-step explanation:
yes
The answer is b because the ratio is blondes to brunettes.
$9,900
10% off of 10,000 is 9,000
10% more than 9,000 is 9,900