Answer:
40%
Step-by-step explanation:
Because if you change 1/4 into a decimal and then multiply it by 100 you will get the percentage and the percentage of 1/4 is 25% then look at which one is greater and 40% is greater than 25%(1/4)
The explicit formula of an arithmetic sequence:

We have:

Substitute:

Answer: an = 30n - 130
Part a night be acute at 70 degrees? I may be wrong.