Answer:
1. 30 houses were analyzed
2. 24 houses
3. 21 houses
4. Bimodal skewed right? IDK sorry :(
5. 15 houses
6. The fourth interval (151-200)
Sorry if this is wrong... Hope it helps!
Step-by-step explanation:
The formula of a volume of a cuboid:

l - length
w - width
h - height
We have:
l = (x + 4) cm
w = (x + 1) cm
h = 3 cm
Substitute:
<em>use distributive property</em>


<em>combine like terms</em>

178.50 = 11.90y + 10.50x ⇒ equation in standard form.