Answer:
C 5.55
Step-by-step explanation:
253/60 = 4.21
80/60 = 1.33
4.21 + 1.33 = 5.55
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what are two variables that might be positively related to academic success?
A bag contains seven red balls, five green balls, four yellow balls, and two black balls. A ball is picked at random
from the bag. What is the probability that the ball will NOT be black?
Answer:
50/50 chance a black ball will be picked
Convert the binary number 1101001 to decimal.
Answer:
105
Step-by-step explanation:
Answer:
105
Step-by-step explanation:
Decimal calculation steps
(1101001)₂ = (1 × 2⁶) + (1 × 2⁵) + (0 × 2⁴) + (1 × 2³) + (0 × 2²) + (0 × 2¹) + (1 × 2⁰) = (105)₁₀
Guys please help me!!!
Answer:
p = 2
q = -1
k = -1
Step-by-step explanation:
Cosine functions always start above or below 0. So, the one that starts at (0, 1) is f(x) = (p)cosx + q. Sine functions always start at 0. So, the one that starts at (0, 0) is g(x) = (k)sinx.
Using the help image attached, we know that:
p and k = amplitude (top to midline)
Negative when cosx/sinx starts at the bottomq = vertical shift (movement of midline)
For f(x) = (p)cosx + q:
p = 2
q = -1
For g(x) = (k)sinx:
k = -1
Hope this helps!
Multiply 12•3/5. Simplify the answer and express it as a mixed number
Answer:
7 1/5
Step-by-step explanation:
12x3/5=36/5.
The solution is, 12•3/5 = 7 1/5 , expressed as a mixed number.
What is multiplication?In mathematics, multiplication is a method of finding the product of two or more numbers. It is one of the basic arithmetic operations, that we use in everyday life.
here, we have,
given that,
we have to Multiply 12•3/5
i.e. 12 * 3 /5
= (12*3 )/5
=36/5
now, as we have to express it as a mixed number,
we get,
36/5 = 7 1/5
Hence, The solution is, 12•3/5 = 7 1/5 , expressed as a mixed number.
To learn more on multiplication click:
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What is the surface area of this rectangular prism?
SA =
ft2
Answer:1,504
Step-by-step explanation:
20x16=320
20x12=240
16x12=192
16x20=320
12x16=192
12x20=240
add them all the answer will be 1,504
HELLLPPLPPPP MUDDLE SCHOOLLL!!!!
Answer:
D.
Thats what gauth.math said
Write the rate in lowest terms.
A printer can print 14 pages in 56 sec.
The rate in lowest terms is ______ ?
Answer:
1 page in 4 sec.
Step-by-step explanation:
To find the rate in lowest terms, divide the 14 pages by 56 seconds and find the simplest fraction.
14/56 = 1/4 in simplest terms.
This means the rate is 1 page in 4 seconds.
A pair of equations is shown below:
y = 7x − 9
y = 3x − 1
Part A: In your own words, explain how you can solve the pair of equations graphically. Write the slope and y-intercept for each equation that you will plot on the graph to solve the equations. (6 points)
Part B: What is the solution to the pair of equations? (4 points)
If you graph y=7x-9 and y=3x-1 the two lines will intersect at one point. That is how you graphically "solve" the system of equations.
Both of these lines are of the form y=mx+b where m is the slope and b is the y-intercept.
So for y=7x-9, the slope is 7 and the y-intercept is -9
For y=3x-1, the slope is 3 and the y-intercept is -1
....
The solution for this system occurs when both coordinates are equal to each other so we can say:
7x-9=3x-1 subtract 3x from both sides
4x-9=-1 add 9 to both sides
4x=8 divide both sides by 4
x=2, making y=3x-1 become:
y=3(2)-1=6-1=5, so the solution to the system of equations is:
(2,5)
Answer:
Part A: If you graph the pair of equations shown above both lines will intersect at one point and that is how you would solve the system of equations graphically. The y intercept and slope for each equation would be for y = 7x − 9 it would have a slope of 7 and y intercept of -9 and y = 3x − 1 would have a slope of 3 and y intercept of -1.
Part B:The solution to the pair of equations is (2,5)
Angeline puts $2000 into savings account which receives 2.6% interest per year. How much interest will she have on her savings at the end of year??
Thank you so much!
Answer:
A nightlight uses 4.00 W of power when plugged into an outlet. Assume that the only resistance in the circuit is provided by the light bulb's filament. The current in the circuit is 3.40 X 10^-2 A. What is the voltage across the filament?
Step-by-step explanation:
[tex]\pink{ \rule{0pt}{99999pt}}[/tex]
A perimeter of a square field is 200, what is the area of that field?
Answer:
2500
Step-by-step explanation:
The perimeter is given by the formula :
P = 4L (L is length)
We rearrange the equation to get L as the subject:
L = P÷4
L = 200÷4
L = 50
The area of a square is given by the formula :
A = L²
A = 50²
A = 2500
A simple random sample of 49 8th graders at a large suburban middle school indicated that 89% are involved in some type of after school activity. Find the 95% confidence interval that estimates the proportion of them that are involved in an after school activity.
A. [0.722], [0.978]
B. [0.802], [0.978]
C. [0.702], [0.928]
D. [0.802], [0.778]
E. [0.852], [0.857]
F. None of the above
Answer:
B. [0.802], [0.978]
Step-by-step explanation:
n=49
p=.89
confidence level of 95% has a z value of 1.960
z*= 1.960
z*=qnorm(1.95/2)
p+/-z* multiplied by sqrt[ P * ( 1 - P ) / n ]
p+/-z*times(√(p)(1-p)/n)
.89+/-1.960* (square root of (.89)(.11)/49))
calculatornetconfidenceintervalcalculatorhtml
mathuheducathyMath2311TestsTest2032311PT3helppdf
8. An angle that contains 126° 32' is a/an Angle
angle.
A. straight
B. obtuse
C. right
D. acute
Answer:
B.
Step-by-step explanation:
A straight angle is exactly 180°
An Obtuse angle is more than 90°, but less than 180.
A right angle is 90°
An acute angle is less than 90°
A garden store recently sold 44 seed packets, including 22 squash seed packets. considering this data how many of the next 94 seed packets sold should you expect to be squash seed packets?
The expected squash seed packets is its mean or average value
You should expect 47 squash seed packets in the next 94 seed packets
How to determine the expected squash seed packets?The given parameters are:
Sample size (n) = 44 seed packetsSquash seed (x) = 22 seed packetsPopulation (N) = 94 seed packetsThe expected squash seed packets is calculated as:
E(x) = x/n * N
This gives
E(x) = 22/44 * 94
Evaluate the product
E(x) = 47
Hence, you should expect 47 squash seed packets in the next 94 seed packets
Read more about expected values at:
https://brainly.com/question/15858152
Which equation has the solution x = 2?
A. 2x - 3 = 19
B. 3 x + 2 = 8
C. 4x - 4 = -4
D. 5x + 1 = 10
Answer:
=> B. 3 x + 2 = 8
Step-by-step explanation:
=> 3x+2 = 8
=> 3(2) +2 = 8
=> 6+2 = 8
=> 8 = 8
You make a shade of green icing using 2 drops of yellow food coloring for every 4 drops of blue. How many drops of blue food coloring would you need if you use 4 drops of yellow food coloring? how many drops of blue food coloring would u need if you use 4 drops of yellow food coloring
Answer:
8 drops of blue
Step-by-step explanation:
You doubled the yellow from 2 drops to four
so double the blue from 4 to 8
(-3 + 3y = 9)(8x - 6y = -4)
Step-by-step explanation:
(3y=9+3)(8x-6y=-4)
(3y=12)(8x-6y=-4)
(y=12÷3)(8x-6y=-4)
(y=4)(8x-6y=-4)
Now putting the value of y in (8x-6y=-4)
8x-6*4=-4
8x-24=-4
8x=24-4
8x=20
x=20/8
x=5/2
Which of these inequalities means that
18 is greater than three times a number?
Let's write this verbal phrase as an inequality.
First of all, let the number be n.
"three times n" can be written like so:-
[tex]\pmb{3n}[/tex]
Now, 18 is greater than 3n:-
[tex]\pmb{18 > 3n}[/tex]
Which means 3n is less than 18:-
[tex]\bigstar{\boxed{\pmb{3n < 18}}}[/tex]
note:-Hope everything is clear; if you need any explanation/clarification, kindly let me know, and I'll comment and/or edit my answer :)
Which distribution has the greatest spread? A. distribution 1 B. distribution 2 C. distribution 3 D. distribution 4
Answer:
D I think so
Step-by-step explanation:
HOPE IT HELPS
The total price of 5 pounds of bananas was $1.95. What was the price per pound?
Answer:
Well you divide the total of 1.95/5
.39 cent
Answer:
you would need to do 1.95/5 and that equals 39 cents so your answer would be .39
The line L passes through the points (5, -5) and (1, 2).
Find the gradient of line L.
gradient of L = -7/4
Explanation:
[tex]\sf gradient = \dfrac{y_2-y_1}{x_2-x_1}[/tex]
Insert the following values.
[tex]\rightarrow \sf \dfrac{2-(-5)}{1-5}[/tex]
[tex]\rightarrow \sf \dfrac{7}{-4}[/tex]
[tex]\rightarrow \sf -\dfrac{7}{4}[/tex]
Use the slope formula:-
(the slope is the same as the gradient)
[tex]\sf{\displaystyle\frac{y2-y1}{x2-x1} }[/tex]
[tex]\sf{\displaystyle\frac{2-(-5)}{1-5}}[/tex]
[tex]\sf{\displaystyle\frac{2+5}{-4} }=\frac{7}{-4} ={\boxed{-\frac{7}{4} }}\leftarrow\sf{slope~of~line~L}}}[/tex]
note:-Hope everything is clear; if you need any clarification/explanation, kindly let me know, and I will comment and/or edit my answer :)
Find the surface area of the prism. Write your answer as a fraction or mixed number
2/3ft
2/3ft
2/3ft
Which answer is $734,596 rounded to the nearest thousand??
1) 734,500
2)734,600
3)735,000
4)734,000
Thank you so much
Answer:
2
Step-by-step explanation:
consecutive integers differ by, such as 15 and
Answer:
integers are not fractions so there you go
There were 57 cars in a parking lot at 9:00 AM and 36 different cars at 8:00 PM.
How many cars were there all together?
21 cars
83 cars
93 cars
97 cars
Answer:
C. 93 cars
Step-by-step explanation:
57 cars + 36 cars = 93 cars
What is the length of this rectangular prism?Is it 5 or 3 or 6 or 2
6 sushi rolls cost $8.99
is 0.304 meters less than 1 meter
Answer:
yes!
Step-by-step explanation:
because it is 0.
if it is was 1.304, it would be more than 1 meter.
Hope this makes sense! If you have further questions, let me know!
- profparis
If the cube shown above is sliced by a plane to create a triangle, which sets of vertices could the plane pass through?
A.
4, 5, and 7
1, 2, and 7
2, 3, and 7
B.
1, 3, and 4
2, 3, and 8
1, 3, and 7
C.
3, 5, and 8
1, 2, and 6
2, 4, and 7
D.
4, 5, and 7
1, 3, and 8
2, 4, and 7
Answer:
The correct answer is D.
4, 5, and 7
1, 3, and 8
2, 4, and 7.
Hope this helps you czn!!!!!
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Answer: the correct answer is d .
4,5 and 7
1,3 and 8
2,4 and 7
Step-by-step explanation: I HOPE IT HELPS YOU BUDDY . PLEASE GIVE BRAINLIEST .THANKS .
Find the surface area.
9 in
7 in
16 in
In this question we are provided with the length breadth and height and we are asked to find the surface area of the figure.
[tex] \small\bf{ Length = 16 \: inches } \\ \small\bf{Breadth = 7 \: inches} \\ \small\bf{Height = \: 9 \: inches} [/tex]
We know,
[tex] \pink\star \: \large\boxed{ \pink{ \rm{ Surface \: area = 2(lb + bh + hl)}}}[/tex]
Substituting the values we get
Surface area = 2(16 × 7 + 7 × 9 + 9 × 16)
= 2(112 + 63 + 144)
= 2(319)
= 638
Surface area = 638 inches².
Hey !
Question :Find the surface area of cuboid .
Given :Length of Cuboid = 16 inchesBreadth of Cuboid = 7 inchesHeight of Cuboid = 9 inchesTo Find :We have to find the surface area of given cuboid .Concept :The concept of this question belongs to surface areas of different three dimensional shapes . Whether they are cuboid , cube , cylinder , cone and many more .
Formula Used :[tex] \boxed{\sf{ \pink{Surface \: Area \: of \: cuboid=} \pink{2(lw + wh + hl)}}}[/tex]
Where ,
l = length height of cuboidw = width height of cuboidh = height of cuboidSo Starting Our Solution :Substituting value in formula ,
[tex] \longmapsto \: 2 ((16 \times 7) + (7 \times 9) + 9 \times 16)[/tex]
Now ,
[tex] \longmapsto \: 2(112 + 63 + 144)[/tex]
Adding the values which are inside bracket ,
[tex] \longmapsto \: 2(319)[/tex]
Now multiplying 319 by 2 ,
[tex] \longmapsto \: \bold{ 638 \: inches {}^{2} }[/tex]
Therefore ,
[tex] \boxed{ \sf \pink{Surface \: area \: of cuboid = 638 \: in {}^{2} }}[/tex]
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