Answer:
Part A: Dalton paid $1.68 in sales tax on the discounted price.
Part B: Total amount Dalton paid = $29.67
Step-by-step explanation:
List price = 39.99
Discount = 30%
Discounted price = 39.99 * (1-0.3) = 27.993
6% sales tax on discounted price = 0.06*27.993 = 1.680
Part A:
Dalton paid $1.68 in sales tax on the discounted price.
Part B:
Total amount Dalton paid
= 27.993+1.680
= $29.67
Ans: 1.1 miles more
Speed = distance/time
Time is 1/5 of an hour
1/5 of 1hr = 1/5 or 0.2 hrs
Speed = 16 mph
So, we're after distance.
Distance = speed x time
= 16mph x 0.2
= 3.2 miles
Walks for 3/7 hour at 5 miles per hour :
Time & speed given, distance is what we're after.
(3/7 of 1hr is 3/7)
Distance = speed x time
= 5mph x 3/7
= 15/7 miles or 2.14285...miles
So, distance is about 2.1 miles to 1 d.p
Thus, 3.2 - 2.142... (the full ans) = 1.057... miles
Well, he biked 1.06 miles or 1.1 miles (depending on how you want to round it) more than walking.
Hope this helps!