Answer:
see below
Step-by-step explanation:
1) 18
2) 45
3) 75
4) 4
5) 7
6) 14
7) 3
8) 9
9) 135
10) 8
11) 60
12) 15
13) 72
14) 45

Solution:
Given expression is
.
To solve the given expression:
Let us first convert the mixed fraction into improper fraction.
⇒ 
⇒ 
⇒ 
Do cross multiply on both sides of the equation.
⇒ 
⇒ 
⇒ 
Both minus in the numerator and denominator are cancelled.
⇒ 
Hence,
.
Pennington is steeper as the m/h is faster than Williams.
Answer:
+12
Step-by-step explanation: