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77julia77 [94]
3 years ago
8

Tanya bought two adult tickets and one children's ticket to a movie for $15.90. Li bought four adult tickets and four children's

tickets for $38.40. Find the cost of one adult ticket and the cost of one children's ticket.

Mathematics
1 answer:
Fiesta28 [93]3 years ago
6 0
The answer, hopefully you will understand

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How to generate a Venn diagram to compare the following numbers 318,274 and 138,524
Agata [3.3K]
In the middle/Alike: 3,1,8,2,4
Outside for 318,274: Doesnt have 5
Outside for 138,524: Doesnt have 7
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3 years ago
Zane's parents keep a chart on the wall where they mark how much Zane grows each year. When Zane was 15, he grew 3/5 of an inch
timurjin [86]

Answer:

1 1/10 or 11/10

Step-by-step explanation:

Zane grew 3/5 of an inch during the first year and 1/2 an inch during the second. First, you have to make sure the denominators are the same number. Then, add the numerators. Simplify if needed.

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3 years ago
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A CD with a diameter of 120 millimeters rotates a rate of 45 revolutions per minute. Find the linear speed of the CD in millimet
ale4655 [162]

9514 1404 393

Answer:

  • 16,965 mm/min
  • 90π ≈ 282.7 radians/min

Step-by-step explanation:

The circumference of the CD is ...

  C = πd

  C = π(120 mm) ≈ 376.99 mm

This is the distance a point on the edge of the CD will travel when making one revolution. It will travel 45 times this far when making 45 revolutions:

  (376.99 mm/rev)(45 rev/min) ≈ 16,965 mm/min

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There are 2π radians in each revolution, so the angular speed is ...

  (2π rad/rev)(45 rev/min) = 90π rad/min ≈ 282.7 rad/min

6 0
3 years ago
Help if you can pls. if you can’t see the pic don’t bother answering.
liubo4ka [24]
Ashton Martin. Because 60 divided by 20 is 3.
5 0
3 years ago
Write 7/12 as a decimal. If necessary, use a bar to indicate which digit or group of digits repeats.
rodikova [14]

Answer:

0.538

Step-by-step explanation:

7 divided by 12 = 0.538

5 0
3 years ago
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