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jeka94
3 years ago
14

Which line shows the first error in the solution

Mathematics
1 answer:
Norma-Jean [14]3 years ago
3 0

Answer:

Step 4 is incorrect

Step-by-step explanation:

This is because you should divide 12 by 6 instead of multiplying.

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The table shows how many shirts four garment factories made and how long it took to make them. The relationship between the numb
german
If you would like to know the production rate of factory E, you can calculate this using the following steps:

Factory   Number of days   Number of shirts
A             2                            600
B             3                            900
C             4                            1200
D             5                            1500

Factory E can make shirts at the same rate as the first four factories:
600 shirts / 2 days = 300 shirts per day
900 shirts / 3 days = 300 shirts per day
1200 shirts / 4 days = 300 shirts per day
1500 shirts / 5 days = 300 shirts per day

Factory E will make 1800 shirts in 6 days, therefore 1800 / 6 = 300 shirts per day.

The correct result would be:
Factory   Number of days   Number of shirts
E             6                            1800
8 0
3 years ago
Read 2 more answers
Help me plz i want help
VMariaS [17]

Answer:

the one on the upper left with the triangular form

Step-by-step explanation:

all the others only represent one of the possibilities

3 0
3 years ago
A chemical company makes two brands
Paladinen [302]

Answer:

16 bags for the first(30% pure) and 64 bags of the second(80% pure)

Step-by-step explanation:

If they are mixed in a ratio of x bags to y bags

(0.3x+0.8y)/(x+y) = 0.7

0.3x + 0.8y = 0.7(x+y)

Multiply both sides with 10

3x + 8y = 7(x+y)

4x = y ——(1)

x + y = 80 ——(2)

Solve simultaneously

x + 4x = 80

5x = 80

x = 16 bags

y = 4x = 64 bags

6 0
3 years ago
What is 12.375 written in expanded form? how is it written with number names
Anettt [7]
Twelve and three hundred seveny-five
7 0
3 years ago
Read 2 more answers
A notebook costs $4.50 plus sales tax.after sales tax,the notebook is $4.86 what is the sales tax rate
Yakvenalex [24]
The sales tax rate would be 8%.

To find how much you spent on tax in the total, you'd begin by subtracting the pre-tax notebook from the after tax notebook.

4.86 - 4.50 = 0.36

So now we know that you spent 36 cents on tax. From there, we'd divide our money spent on tax by our pre-tax total. 

0.36 ÷ 4.50 = 0.08

This means that the sales tax is 8%. 

Hope I could help!
7 0
3 years ago
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