Answer:
The answer to the question provided is 7.
Step-by-step explanation:

[I apologize if this isn't the answer]
12 feet multiplied by 10 feet = 120 feet (This is the entire room size)
Then you take your $600 and divide it by your entire room size (120)
This will give you the amount per square foot.
Your answer will be $5.00 per square foot
Answer:
and 
Step-by-step explanation:
(a)
A =
× 4
× 
= 2
× 
=
×
← rationalise the denominator
=
units²
(b)
Using Pythagoras' identity in the right triangle
let hypotenuse be h , then
h² = (4
)² + (
)²
= 32 + 
=
+ 
=
( take the square root of both sides )
h =
=
×
← rationalise the denominator
h = 
Answer: The answer is 35.43 because 29.53 times 20% is 5.90, so you add 5.90 to 29.53 to get 35.43.
Answer: 20 Chocolate Chips
Step-by-step explanation: