Question

John is going to remodel his bed room. He is going to put in new carpet, new trim, and he is going to paint the walls. The dimensions of his room are 9.5'nby 12', and the room has an 8 foot ceiling. The cost to do the carpet is $7.35 per square foot. The trim will cost $4.90 per linear foot, and the cost to paint the walls will be $2,61 per square foot/ What will be the total cost of his project?

Answer 1

@Michele_Laino

Answer 2

step#1
we have to compute the perimeter of the room:
thatperimeter is:
2*(12+9.5)=...?

Answer 3

43

Answer 4

ok! so the cost for trim is:
43*4.90=...?

Answer 5

2107

Answer 6

I got $210.7

Answer 7

me to

Answer 8

i forgot to add decimal

Answer 9

step#2
we have to compute the area of tha room floor. That area is:
A=12*9.5=...?

Answer 10

114

Answer 11

so the cost of carpet, is:
114*7.35=...?

Answer 12

837.9

Answer 13

that's right!

Answer 14

step#3
now we have to compute the area of the surface of the room. That area is:
A=2*(12*9.5+9.5*8+12*8)=...?

Answer 15

371.5

Answer 16

I got 572

Answer 17

your prolly right

Answer 18

yep i got 572 after imputing it again

Answer 19

so the cost for paint, is:
572*2.61=...?

Answer 20

1492.92

Answer 21

ok!

Answer 22

then, the final cost, is:
1492.92+837.9+2107=...?

Answer 23

please wait, I have made an error

Answer 24

he last area is not 572, it is:
A=2*(9.5*8+12*8)+12*9.5=...?