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schepotkina [342]
2 years ago
15

Alex needs to varnish the top and bottom of a dozen rectangular wooden planks the planks are 8 feet long and 3 feet wide eavh pi

nt of varnish covers 125 square feet and costs $3.50. what is the total area that alex needs to varnish?
Mathematics
1 answer:
Bingel [31]2 years ago
3 0
You start by finding the total sq ft you need to cover so one board is 8x3 so that's 24 then multiply that by the number of boards which is 12 so you get 288 sq ft you need to cover. Then you divide by 125 which is how much one can could cover and you get 2.3 cans but you can't buy a third of a can do you round up to three. The three cans times the price of 3.50 gives you $10.50 as your final answer
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Can someone pls help me with this
muminat

Answer:

C f=9

Step-by-step explanation:

isolate f on one side so you subtract 5 from both sides to get 3f=27 and then divide by 3 on each side to get f=9

5 0
2 years ago
Read 2 more answers
I need help!!!!!!!!!!!​
KiRa [710]

Answer:

its B :)

Step-by-step explanation:

I hope this helps ^^

6 0
2 years ago
Please help! include work/reasoning as well please!
Alenkasestr [34]

The correct answer is (C)!

Triangle IJK is an iscoceles triangle. Since the interior angle of a regular pentagon is 108°, Angle JIK = 36°.

Hence, Angle HIK = 108° - 36° = 72°.

4 0
3 years ago
What is the slope of the line y=3
zzz [600]

Answer:

slope = 0

Step-by-step explanation:

recall that the equation of a line can be expressed as:

y = mx + b, where m is the slope and b is the y-intercept.

in our case we are given y = 3

which can be re-written:

y = (0)x + 3

if we compare this with the general equation above, we can see that

slope = m = 0

3 0
3 years ago
Read 2 more answers
Need help asap please!!
tamaranim1 [39]

Answer:

A) 40 + d

B) 45 days

Step-by-step explanation:

A)

total cost = (cost of the air conditioner itself) + (money charged per day)*(days)

cost of air conditioner itself = $40

money charged per day = $1

days = d

40 + 1*d

= 40 + d

B)

total cost = 40 + d

total cost = $85

85 = 40 + d

45 = d

Time used the air conditioner for 45 days.

6 0
3 years ago
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