Answer:
a.
b.
Step-by-step explanation:
Dimensions of rectangular piece of cardboard=
According to question
Length of box,l=10-2x
Breadth of box,b=6-2x
Height of box,h=x
a.
Volume of box=
Substitute the values in the formula
Volume of box=

b.Surface area of box=
Because the box has no lid
Substitute the values in the formula
Surface area of box=
Surface area of box=
Surface area of box=
Surface area of box=
Surface area of box, S(x)=
Answer:
Andrews residence is higher than Lisa's residence
Step-by-step explanation:
It would take
builders
days to complete the same house.
<h3>Who are builders?</h3>
Builders are those person whose job is to build or repair houses and other buildings.
We have,
builders take
days to complete a house.
So,
builder will take
days to complete a house,
In the same way,
builder will take
days to complete a house,
i.e.
builder
days.
Hence, we can say that it would take
builders
days to complete the same house.
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