Her father will owe her $10.50 because you have to multiply .25 (The amount of a quarter) and 17 which will give you $4.25. Once you do that you have to multiply .25 and 25 to give you $6.25 and when you add those together you get $10.50
Answer:
Part a) The grade is 3.2%
Part b) This grade meet the rapid-transit rail standard
Step-by-step explanation:
we know that
The formula of slope is "rise over run", where the "rise" (means change in y, up or down) and the "run" (means change in x, left or right)
In this problem we have
so
convert to percentage
Round to the nearest tenth of a percent
therefore
This grade meet the rapid-transit rail standard