81 houses total.

of 81 (27) sold last month.
81 - 27 = 54 houses remaining.

of 54 (36) sold this month.
54 - 36 = 18 houses remaining.
There are 18 houses left to be sold.
Answer:
a and c
Step-by-step explanation:
The domain is the x-values of a function, which are also known as the input. When writing down the domain, you write the numbers from least to greatest. Therefore, the correct answer is A.
9514 1404 393
Answer:
The decimal point moves 4 places to the right
Step-by-step explanation:
Take a simple case using the whole number 3.
3. — whole number we're starting with
3.×10^4 = 3.×10,000 = 30,000. — multiplied by 10^4
The decimal point moves 4 places to the right.
_____
<em>Additional comment</em>
Multiplying be a positive power of 10 moves the decimal point a number of places equal to that power. Effectively, the number of zeros added on the right is equal to the power of 10. Above, you will notice multiplying by 10^4 added 4 zeros to the right of the number.
If you divide 236 by 4 you will get 59. So the answer is 59 cars are sold in a month, on average