B/A =1.6x10^-9/10^-6 :;b/a = 1.6x10^-3 @@B=0.0016A
Answer:

Step-by-step explanation:
→ Simplify the (2/7)² term

→ Simplify the 2² term

→ Evaluate

Of those, 15% read the magazine’s movie reviews. Men read 15%
Answer:
x > -1
Step-by-step explanation:
Add 9 to both sides so as to isolate x: -10 + 9 < x - 9 + 9, or -1 < x, or x > -1.
A forms a proportion, 28x4=112 and 3x4=12.
B does not form a proportion.