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solong [7]
4 years ago
9

Which unit would you use to measure the weight of a cell phone?

Mathematics
2 answers:
fomenos4 years ago
5 0
The answer is A. hope this helps!!!
Mice21 [21]4 years ago
3 0
I would think you would use ounces to measure the weight of a cell phone
You might be interested in
b) y= 5/x What happens to the value of y if the value of x triples? Select your answer. A. x2 B. x3 C. /2 D. /3
jeyben [28]

Answer:

D.)

Step-by-step explanation:

y = 5/x

so when the value of x triples, the new X becomes;

X = 3x

So,

Y = 5/ X

=> Y = 5/3x

=> Y = 1/3 . 5/x

=> Y = 1/3 . y

so the new value of y ( Y ) is 1/3 times original y.

Hence, D. is the answer

3 0
3 years ago
What is the equation in point-slope form of the line that passes through the points (7, 5) and (−4, −1)?
Debora [2.8K]

The point-slope form:

y-y_1=m(x-x_1)

m - slope

(x₁, y₁) - point

The formula of a slope:

m=\dfrac{y_2-y_1}{x_2-x_1}

We have the points (7, 5) and (-4, -1). Substitute:

m=\dfrac{-1-5}{-4-7}=\dfrac{-6}{-11}=\dfrac{6}{11}

y-(-1)=\dfrac{6}{11}(x-(-4))\\\\\boxed{y+1=\dfrac{6}{11}(x+4)}

8 0
3 years ago
Suppose I claim that the average monthly income of all students at college is at least $2000. Express H0 and H1 using mathematic
pishuonlain [190]

Answer:

For this case we want to test if the the average monthly income of all students at college is at least $2000. Since the alternative hypothesis can't have an equal sign thne the correct system of hypothesis for this case are:

Null hypothesis (H0): \mu \geq 2000

Alternative hypothesis (H1): \mu

And in order to test this hypothesis we can use a one sample t or z test in order to verify if the true mean is at least 200 or no

Step-by-step explanation:

For this case we want to test if the the average monthly income of all students at college is at least $2000. Since the alternative hypothesis can't have an equal sign thne the correct system of hypothesis for this case are:

Null hypothesis (H0): \mu \geq 2000

Alternative hypothesis (H1): \mu

And in order to test this hypothesis we can use a one sample t or z test in order to verify if the true mean is at least 2000 or no

7 0
3 years ago
I really really need help on this question what is the answer for this ( how much would it cost to mail a letter that weighs 2.7
prohojiy [21]

It costs $.50 to mail a letter of that size.

All letters that are under 3.5 oz take only one stamp to ship. Since 2.7 is less, it would cost only $.50

5 0
3 years ago
Frank bought a suit on sale for $493. this price was 15% less than the original price.what was the original price?
Lelechka [254]
(100/15)x493=$3286.67 (rounded to 2 decimal places)


The one above is wrong.
This is the correct way:
(100/85)×493=580
Correct answer is $580
7 0
3 years ago
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