Step-by-step explanation:
The function translation / transformation rules: f (x) + b shifts the function b units upward. f (x) − b shifts the function b units downward. f (x + b) shifts the function b units to the left
£42.75
find 5% and deduct it from there.
hope this helps x
I think with the kinds of mixture problems, it's really helpful to make a table.
The equations you actually need are

and

. Since I was so close, I went ahead and just solved it anyway. You can see my setup on the attached image.
Answer: 11.76%
Step-by-step explanation:
- 10:85*100=
- (10*100):85=
- 1000:85=11.76%
So, 11.76% is the answer.
*Hope this helps!! Mark me brainliest :)