Answer:
No, they are not equivalent
Step-by-step explanation:

Answer: (c) y<=-x+4
The area is shaded UNDER the boundary line, hence "<"
The boundary is plotted as solid line, hence "="
Two visits are from the fire inspector and four visits are from the health inspector in 30 days both inspectors will visit on the same day
Answer:
For covering
unit area of the entire playground, the amount of sand required is equal to volume of
buckets of sand.
Step-by-step explanation:
Given -
volume of sand in bucket is able to cover
area of the entire playground
Thus,
For covering
unit area of the entire playground, the amount of sand required is equal to
of the total volume of sand in bucket
For covering
unit area of the entire playground, the amount of sand required is equal to

For covering
unit area of the entire playground, the amount of sand required is equal to volume of
buckets of sand.