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Dmitrij [34]
3 years ago
15

A grasshopper chirp 25 times in 15 seconds. How many times were a grasshopper chirp in two hours

Mathematics
2 answers:
olya-2409 [2.1K]3 years ago
7 0

Answer:

200

Step-by-step explanation:

info we are given :

25 chirps per 15 second.

1 hour: 60 minutes since we are trying to find out 2 hours it will be 60+60=120

now divide by 15 and times by 8 (8 x 25)

Mumz [18]3 years ago
3 0

Answer:

2 hours = 7200 seconds

7200/15 = 480

25x480 = 12000 chirps in 2 hours

Step-by-step explanation:

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Geometry PLS HELP due soon
egoroff_w [7]

Answer:

(3) x = 7.5 and y = 51

(4) x = 6

Step-by-step explanation:

Question 3

Required

Solve for x and y

We have:

16x - 18 + 10x +3 = 180 --- angle on a straight line

Collect like terms

16x  + 10x = 180 + 18 - 3

26x = 195

Solve for x

x = 195/26

x = 7.5

Also:

16x - 18 = 2y ---- opposite angles

So, we have:

16 * 7.5 - 18 = 2y

120 - 18 = 2y

102 = 2y

Divide by 2

51 = y

y = 51

Question 4:

Required

Solve for x

We have:

11x - 2 + 5x - 4 = 90 ---- angle at right-angled

Collect like terms

11x + 5x = 90 +2 + 4

16x = 96

Divide by 16

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3 years ago
According to the Bureau of Labor and Statistics in 2014, the average salary of all female workers is $37,596. The average salary
Llana [10]

Answer:

The average salary of all workers could be any number between $37,596 and $45,500.

Step-by-step explanation:

It is given that according to the Bureau of Labor and Statistics in 2014,

Average salary of all female workers = $37,596

Average salary of all male workers = $45,500

In given problem the options are missing.

Here, the number of male and female are not given, so we can not find an exact average salary of all workers. But the average salary of all workers must be lies between the average salary of male and female.

Therefore. the average salary of all workers could be any number between $37,596 and $45,500.

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No its not a proportional relationship because there is too much of the equation on one side if it was y=4x then it would be proportional. Hope that helped.
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Step-by-step explanation:

QU=DA(given)

DU=DU(common)

QD=UA(given)

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