Answer:
correct choice is B
Step-by-step explanation:
If d represents the number of desks in each row and the administrators want there to be 13 less rows than the number d of desks in each row, then the number of rows is d-13.
The total number of desks in all rows is

Due to space limitations, there should be fewer than 264 students in the cafeteria. Therefore,

To solve this problem you must apply the proccedure shown below:
1. You have that the ratio of the measures of the three angles is 
2. The sum of the interior angle of a triangle is 
3. Let's say that the measure of each angle is
multiplied by the ratio. Therefore, you can write the following equation and solve for
:

4. Therefore, the measure of each angle is:

The answer is: 
Answer:
when x equals one number, if it was no solution then x=y
Step-by-step explanation:
Answer:
37.5%
Step-by-step explanation:
Approximately what percentage of contractors prefer the glossy finish?
Answer: Percentage of contractors who prefer the glossy finish is:
0.18/0.48= 0.375= 37.5%