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kotykmax [81]
3 years ago
11

A contractor is placing bricks evenly on a balance. On one side he has 100 bricks, on the other side he has 4 boxes and 28 brick

s. How many bricks are in each box?
Mathematics
1 answer:
WINSTONCH [101]3 years ago
7 0

Answer:18

Step-by-step explanation:Well you know that there are 100 bricks on each side, subtract 28 from 10. It is still even and you are left with the boxes. 4 boxes has 72 bricks, so you divide that by four to get how many bricks each box has, leaving you with 18.

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Please show work! Thank you
xz_007 [3.2K]
A) The greatest rectangular area will be the area of a square 10 m on each side, 100 m^2.

b) The new dimensions will be 11 m × 11 m.
.. The new area will be (11 m)^2 = 121 m^2.

c) The area was increased by 121 m^2 -100 m^2 = 21 m^2, or 21%.

d) Yes, and no.
.. If you increase the dimensions by 10%, the area will increase by 21%.
.. (40 m)^2 = 1600 m^2
.. (44 m)^2 = 1936 m^2 = 1.21*(1600 m^2), an increase of 21% over the original.

.. If you increase the dimensions by 1 unit, the area will increase by (2x+1) square units, where x is the side of the original. For x≠10, this is not 21 square units.
.. (41 m)^2 = 1681 m^2 = 1600 m^2 +(2*40 +1) m^2 = 1600 m^2 +81 m^2
4 0
3 years ago
Order from greatest to least:show your work❗️<br><br> 12,-4,8,-3,0
Aneli [31]
The answer would be 12, 8, 0, -3, -4.

The answer is that because 12 is a positive number so that's higher than negative, 8 goes second because its positive and higher than the others, 0 is third because negatives numbers are LOWER than 0, not higher, -3 is next because higher negative numbers are always lower, not greater than smaller numbers because -8 is LOWER than -4 since its on the left of a number line.
6 0
4 years ago
Please help! Need to confirm my answers.
MariettaO [177]

Answer:

Step-by-step explanation:

Average rate of change is Δy / Δx.

For f(x):

[ f(1) - f(0) ] / (1 - 0)

(1 - 3) / (1 - 0)

-2

For g(x):

[ g(1) - g(0) ] / (1 - 0)

(4 - 3) / (1 - 0)

1

6 0
3 years ago
I need help with 1 and 3 and 5 (PLS HELP) I’m begging I need help
xz_007 [3.2K]

there is no question attached

3 0
3 years ago
How would you solve a problem in time travel if you you departing at 1:10 PM EST and arriving at 8:29 PM PST.
In-s [12.5K]

Answer:

you would figure out the time in either pst or est and find out the time

Step-by-step explanation:

Example=EST

1:10 PM

PST:8:29 PM=11:29PM

SO time spent= 3 hours

5 0
4 years ago
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