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anzhelika [568]
3 years ago
8

Can someone help plz plz

Mathematics
2 answers:
FromTheMoon [43]3 years ago
6 0
Around the middle sense it is an estimate just set it in the middle.

igomit [66]3 years ago
6 0
For a number one should be at the end of the line
for b number one should be where 3/3 would be
and for c number one should  be below 1 1/2
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The Band Booster club sells beverages for $1.47 and candy for $1.61 at home games. Their goal is to have total sales of $229.11
evablogger [386]
Answer: D) 1.47x + 1.61y = 229.11

Explanation: The amount of beverages and candy sold combined (addition) should be set equal to the targeted goal per game ($229.11).
4 0
3 years ago
Solve x2 – 12x + 59 = 0 for x.
mr_godi [17]
59 is a tough bird to deal with; its only factors are 1 and 59.

Thus, forget about factoring.  Instead, use the quadratic formula, or solve the equation by completing the square.

Please note:  x2 is ambiguous.  Please write x^2 to indicate "the square of 2."

Here you have 1x^2 - 12x + 59 = 0, for which a=1, b=-12 and c=59.

Use the quadratic formula:  x=[-b plus or minus sqrt(b^2-4ac)] / (2a)

to find the two roots.  Notice that the "discriminant" b^2 - 4ac will be negative, meaning that your two roots will be "complex."
3 0
3 years ago
A rocket is launched from a tower. The height of the rocket, y in feet, is related to the time after launch, x in seconds, by gi
GuDViN [60]

The time that rocket will hit the ground, to the nearest 100th of second is 10.43 seconds

Given the equation representing the height reached by a rocket as:

y = -16x^2 + 157x + 104

The rocket will hit the ground when y = 0. Substituting y = 0 into the expression to get x;

0 = -16x^2 + 157x + 104\\16x^2 - 157x - 104 = 0\\

On factorizing:

x = 10.43 seconds

Hence the time that rocket will hit the ground, to the nearest 100th of second is 10.43 seconds

Learn more here: brainly.com/question/14479223

6 0
3 years ago
"a survey reports the percentage of people 18 years of age and older who smoke. suppose that a study designed to collect new dat
zubka84 [21]

Answer: 2017

Step-by-step explanation:

Given : The proportion of people that smoke : p=0.3

Margin of error : E= 0.02

Significance level :\alpha=1-0.95=0.05

Critical value : z_{\alpha/2}=1.96

The formula to calculate sample size ( if proportion is known) :-

n=p(1-p)(\dfrac{z_{\alpha/2}}{E})^2\\\\\Rightarrow\ n=(0.3)(0.7)(\dfrac{(1.96)}{0.02})\\\\\Rightarrow\ n=2016.84approx2017

Hence, the required minimum sample would be 2017.

4 0
3 years ago
Patrick added 1/4 teaspoons of cayenne pepper and 1/3 teaspoons of black
GalinKa [24]
Find the lowest common denominator and add.
1/4 or 3/12 of cayenne + 1/3 or 4/12 of black pepper = 7/12 teaspoons of spices total
5 0
2 years ago
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