Step-by-step explanation:
Its 8 the first quotient
Used 2/5 of the chocolate.
= 2/5 * 16
= 32/5
= 6.4
Ounces left = 16 - 6.4 = 9.6
9.6 ounces of chocolate left.
Tan 2° = x / 1 mile, where x is the vertical change
0.03492 = x / 1 mile
x = 1 mile · 0.03429 = 0.03492 miles
1 mile = 5,280 feet
0.03492 · 5,280 = 184.38 ft
Answer: The vertical change is 184.38 feet