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Igoryamba
3 years ago
7

15 POINTS AND BRAINLIEST ANSWER!!

Mathematics
2 answers:
lisov135 [29]3 years ago
6 0
Copper: density ≤ 3.4 
Iron: density=2.26

Before: 200 t
After: 800 t
Ede4ka [16]3 years ago
3 0

Answer:

density of iron is 7.8g/cm cubed

density of copper is 8.3g/cm cubed

Step-by-step explanation:

density =mass/volume

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The Lawrence family went out to dinner. The
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Answer: 9.70$

Step-by-step explanation: The equation is 53.89 * 0.18 = 9.7002 but, If you round to the nearest hundred it is 9.70$. Hope this helped!!!

4 0
3 years ago
What is the value of a missing angle
iris [78.8K]

Answer:

63°

Step-by-step explanation:

First, by looking at the angle we see that the overall angle is a right angle. This means that the total will add up to 90°.

Knowing this we can then subtract

90° - 27° = 63°

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2 years ago
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Drag numbers to the table so it shows a proportional relationship between x and y.
damaskus [11]

Answer:

0.5 = 3

1.5 = 9

4.5 = 27

Step-by-step explanation:

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Anna35 [415]

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yes sure

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2 years ago
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The coach recorded the time it took 15 students to run a mile. The times are as follows: 9:23, 8:15, 9:23, 9:01, 6:45, 6:55, 7:2
r-ruslan [8.4K]

Answer:

Therefore, the four intervals are

(1)    6 - 6.59

(2)   7 - 7.59      

(3)    8 - 8.59      

(4)    9 - 9.59

The four frequencies are

(1)   4

(2)   3

(3)   1    

(4)  6

Step-by-step explanation:

From the data, we have

                     Interval                                                       Frequency

1st                 6 - 6.59                                                        4

2nd               7 - 7.59                                                        3

3rd                8 - 8.59                                                        1

4th                 9 - 9.59                                                       6

Therefore, the four intervals are

(1)    6 - 6.59

(2)   7 - 7.59      

(3)    8 - 8.59      

(4)    9 - 9.59

The four frequencies are

(1)   4

(2)   3

(3)   1    

(4)  6

5 0
3 years ago
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