Answer:
32 pavers
Step-by-step explanation:
step 1
Find out the area of one square paver
The area of a square is

where
s is the length side of the square
we have

substitute

step 2
Find out the area of the rectangular patio
we know that
The area of a rectangle is

we have

substitute

step 3
Find out the number of pavers needed to build the patio
Divide the area of the rectangular patio by the area of one paver

If it was 25% off, then she paid 75% for it
75% of the original price is 170
0.75x = 170
x = 170 / 0.75
x = 226.67 <== original price
Answer:
$19.2
Step-by-step explanation:
20% of 8 is 1.6 (let me know if you need me to explain how to find that).
This means that, with a 20% discount, the price of a ticket would be $6.4.
If there are three of you, multiply 6.4 by 3.
That gets you to 19.2
Mode
The number that occurs most often