Answer:
42 cm
Step-by-step explanation:
Area of rectangle (shaded area):
length × breadth
length: 7 cm
breadth: 7 - 2(0.5) = 6 cm
7 × 6 = 42 cm
135 divided by 18 is 7.5 so I would guess 7 each week and maybe possibly 8 on some weeks
Answer:
x ---- y
1 ---- 3
4 ---- 12
6 ---- 18
Step-by-step explanation:
Given

Required
Create a table that represents this scenario
Because x represents time, x can not be negative. So, the domain of x is:

Assume 

Assume x = 4

Assume x = 6

Hence, the table is:
x ---- y
1 ---- 3
4 ---- 12
6 ---- 18