In order to write

as a percentage, we must first convert the fraction into a decimal. We can do that simply by dividing.
35 / 20 = 1.75
In order to convert a fraction to a decimal, we must multiply it by 100
1.75 * 100 = 175%

as a percentage is 175%.
Hope that helped =)
I cant see the picture sorry
8.) The answer would be 53.
I don't know 9 so sorry.
To solve:
Simplify 128x^5/8x first
16x^4
then divide by 1/4
16x^4•4/1=64x^4
Answer: 64x^4