3 years ago

Hello,

1 answer:

3 0

These lines should have opposite reciprocal slopes because they seem to be perpendicular. Pick 2 points from one line first, write the slope formula, name the points going from left to right. To this to each line
The slope formula:
m=(y2-y1)/(x2-x1)

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There are between 24and 40 students in a class. The ratio of boys to girls is 4:7 how many students are in the class?

aliina [53]

Answer: 33

Step-by-step explanation: The ratio is 4:7, so the number has to be a multiple of 11, and the multiple of 11 between 24 and 40 is 33.

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3 years ago

What ratio can we say are equivalent to 2:9 how do you get the answer explain to me

Ulleksa [173]

Ratio equivalent to 2:9 is 4:18, 6:27

If you multiply the same number to both numbers, the ratio would always be the same.

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3 years ago

Jacques and Aaron both started this year at 5.65 feet tall. Jacques has grown 0.2 feet since then. Aaron has grown twice that am

OLga [1]

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3 years ago

Thom worked 20 hours last week at the sporting-goods store and earned

Ilia_Sergeevich [38]

Answer:

He must work additional 8 hours.

Step-by-step explanation:

Because 1550.00/20=7.75

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3 years ago

In a Gallup poll of randomly selected adults, 66% said that they worry about identity theft. For a group of 1013 adults, the m

Lady_Fox [76]

Answer: 669

Step-by-step explanation:

Given, In a Gallup poll of randomly selected adults, 66% said that they worry about identity theft.

i.e. The proportion of adults said that they worry about identity theft. (p) = 0.66

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Then , Mean for the sampling distribution of sample proportion = <em>np</em>

= (1013) × (0.66)

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Hence, the mean of those who do not worry about identify theft is closest to 669 .

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2 years ago