Answer:

Step-by-step explanation
using the rules of exponents, it would be
÷
so then take away 27 from 10 and get -17 meaning that the answer would be A or 
Hi
609.9 ⇒ 85%
x ⇒ 100%
85x = 100·(609.9)
85x = 60,990
x = (60,990)/85
x = 717.5294117... ≈ 717.53
85% of 717.53 ⇒ 0.85 × 717.53 = 609.9005 ≈ 609.9
Answer: 717.53
The answer to your question is <span>B.-2/3</span>
4,500 mass. if you multiply 0.45 and 10,000 you'll get 4,500