Answer:
Reflection
Step-by-step explanation:
It is a reflection because it is like they are looking in the mirror.
Answer:
2400 people
Step-by-step explanation:
Let x be the number of people who had a swimming pool in the population of 10,000,
Thus, the ratio of people who had swimming pool to the total population = 
Since, out of 250 people 60 had swimming pool,
So, the ratio of the people who had swimming pool to the total population = 



Hence, 2400 people in the city might one expect to have a swimming pool.
First option is correct.
Out of 5,400 raffle tickets sold at the carnival, 180 are winners. At this same rate, how many winning raffles tickets can be expected if 8,100 raffle tickets are sold? 247
Answer:

Step-by-step explanation:
Given:
Original price of the ticket is 
Price after using the coupon is 
Coupon discount is 85% of
Therefore, the price after applying coupon is given as the difference of the original price and the coupon discount. That is,

The graph is shown below. The graph passes through the origin as the above relationship is a proportional relationship.
The line
strictly remains in the first quadrant as both
and
can't be negative as they represent price of tickets and price can never have negative values. Hence, only the first quadrant has both the values of
and
positive.