Answer: 21
Step-by-step explanation:
420/20=21
Answer:
u need to put pictures?
Step-by-step explanation:
.......,??????
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

The easiest way to do this is to multiple 7 and 3, which gives you 21. Julie will spend $21 on the gifts.