Answer:
a. 0.027 or 2.7%
b. 0.973 or 97.3%
Step-by-step explanation:
Please kindly check the attached file for explanation
The quadratic formula is...

your a will be in front of your x^2, b in front of your x, and c will be the number without an x. Plug those into the equation and you'll get two answers. That will be it
Answer: (m-1)(m-8)
Hope this helps
Answer:
1,75 kg
Explanation:
1 kg = 1000 g
2.5 kg = 2.5 × 1000 g = 2500 g
2500 g - 750 g = 1750 g
1750 g = 1750 ÷ 1000 kg = 1.75 kg