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Ann [662]
3 years ago
15

A string of holiday lights at a store has three colors that flash at different times. Red lights flash every fifth second. Blue

lights flash every third second. Green light flashes every four seconds. The store owner turns on the lights. After how many seconds will all three lights flash at the same time for the first time?
Mathematics
2 answers:
Olin [163]3 years ago
5 0

Answer:60 seconds

Step-by-step explanation:

You need to find the least common multiple of 5,3,and 4 witch is 60

-Dominant- [34]3 years ago
4 0

Answer:

60

Step-by-step explanation:

You need the least common multiple of 5, 3, and 4.

5 = 5, 10, 15, 20, 25... 60

3= 3, 6, 9...60

4=4, 8, 12, ...60

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Answer:

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Step-by-step explanation:

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slope = y/x

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What's a situation that can be represented by the opposite of -42
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There are 18 female students and 16 male students in a class. Which of the following expresses the ratio of female students to m
fiasKO [112]

Hey!

-------------------------------------------------

Solution:

The ratio is FEMALES to MALES.

So its 18/16, 18:16, or 18 to 16.

~Now we need to simplify.

18:16 → 18/2:16/2 → 9:8

*Note* When you have a ratio you need to know which comes first. If you put males to females that incorrect. It has to be correct according to the question.

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Answer:

\large\boxed{B)~9~to~8}

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Hope This Helped! Good Luck!

4 0
3 years ago
Do you know the answer ?
SIZIF [17.4K]

draw in the line, here are the points

6 0
3 years ago
ASAP!!!!!!!!! PLEASE help me with this question! This is really urgent! No nonsense answers please.
Vesna [10]

Answer:

Because <CBD is an inscribed angle and <CAD is a central angle with the same intercepted arc, m<CBD = 55°, or half of the measure of <CAD.

Step-by-step explanation:

The Inscribed Angle Theorem proves that an inscribed angle is half the measure of a central angle, if both the inscribed angle and the central angle intercepts the same arc.

Also, according to the inscribed angle theorem, an inscribed angle is ½ of the measure of the arc it intercepts.

Therefore, m<CBD is half of m<CAD, or half of the measure of the arc CD that they both intercept together.

Thus, m<CBD = 55°, which is ½ of m<arc CD.

m<arc CD = 110° = m<CAD.

m<CBD = ½ of m<CAD = 55°.

The statement that best describes the relationship between <CBD and <CAD is "Because <CBD is an inscribed angle and <CAD is a central angle with the same intercepted arc, m<CBD = 55°, or half of the measure of <CAD."

4 0
3 years ago
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