Sandra has taken 3 Test this Quarter. She has scored an 78%, 76%, and a 93%. Sandra wants to earn at least and 85% for the Quarter. What score will she need to earn on her Final Test in order for her to Average at least an 85% for the Quarter? Then Explain what your answer means.

Answers

Answer 1

Answer:

I think at least a 86% hope this helps, hope i am right

Step-by-step explanation:

Answer 2
I got 86% as the answer

Related Questions

Consider the three isosceles triangles.
a. Find the value of x for each triangle
The value of x for the green triangle is ___°
The value of x for the purple triangle is ___°
The value of x for the red is ___°​

Answers

The value of x for the green triangle is 65 degrees
The value of x for the purple triangle is 25 degrees
The value for x on the red triangle is 45 degrees

What is the slope between (-1, 4) and (0, 0)

Answers

Answer: it’s -1/4

Step-by-step explanation:

What is the difference in area between a circle with a diameter of 3 meters and a square with a side length of 3 meters? Use 3.14 for pie.

pls help me​

Answers

Answer:

The area of a circle with a diameter of 3 meters:

A = πr² = π(d/2)² = 3.14(3/2)² = 7.065 m²

The area of a square with a side length of 3 meters:

A = a² = 3² = 9 m²

The difference:

9 - 7.065 = 1.935 m²

The square has greater area by 1.935 m²

Answer:

the difference in area between a circle with a diameter of 3 meters and a square with a side length of 3 meters=d²-π/4d²

=3²-3.14/4×3²=1.935m²

if a cricket makes 36 chirps in a minute, how many chirps can it make in 15 seconds?

Answers

Answer:

9

Step-by-step explanation:

36 chirp / 60 seconds

60 / 15 = 4

36 / 4 = 9

PLEASE HELP I WILL GIVE BRAINLESIST​

Answers

A is your answer




let me know if you have any questions

In the diagram, lines l and m are parallel lines cut by transversal line p. (5x-20) 85 what is the value of x ?

Answers

Answer:

The value of x is 23.

Step-by-step explanation:

5x-20+85=180

5x+65=180

5x=115

x=23

Please answer quick
Please Please Please Please

Answers

Answer:

the answer is 3!!!!!!!!!!

The answer is 3 because 1/6 of 18
Then you will cancel the common factor of 6

There are 21 students in your class. The teacher wants to send 5 students to the library each day. The teacher will choose the students to go to the library at random each day for the first four days from the list of students who have not already gone.

What is the probability you will be chosen to go on the first day? Enter your answer as a fraction in simplest form.

Answers

Answer:

5C1/21C5

Step-by-step explanation:

10. The angle measures of a triangle are shown in the diagram below.
(2x +1)°
(5x +5)
What is the value of x?
x = 25
x = 14
x = 12
X= 7

Answers

Your answer is
X=12
Heheheh

15,909 rounded to the nearest ten thousand

Answers

Answer:

Step-by-step explanation:

15909

16010

Answer:

20,000 i think :))

Step-by-step explanation:

I HOPE THIS HELPS YOU OUT WITH YOUR QUESTION! PLZ LET ME KNOW IF IT DID! IT MAKES ME FEEL GOOD THAT SOMEONE APPRECIATES IT! ANYWAY, IF YOU HAVE A FEW MINUTES PLZ GOT TO MY PROFILE AND THANK MY ANSWERS (THE MORE THE MERRIER)

16. If Owen's house is point A (11, 3) and David's house is point B (15, 13),
how far away from eachother do they live?

Answers

Answer:

about 16.248 units

Step-by-step explanation:

Using the distance formula, and rounding to the nearest thousandth, we get 16.248

Factor the expression
3x^{2}+16x+5

Answers

(3x+1)(x+5)
Hehehhehehe
From the question,

3x^2+16x+5

3x^2+(5+3)x+5

3x^2+5x+3x+5

X(3x+5)+1(3x+5)

(X+1) (3x+5) ans .

Hope this helps !

Please mark it as the brainliest <3

Find the equation of the parabola in the graph. The vertex is at (0,0) x^2=-8/3 y^2=-64 y^2 = -8/3x y^2= 8/3x

Answers

Y2 = (4,5) I HOLE IT HELPED YOU

Can someone help me plzzz

Answers

ould help but I don’t even know the answer myself so I’m acting like I know the answer so I can move on

i just need the last one please

Answers

Answer:

7

Step-by-step explanation:

Answer:

I think its 10, from the mid point 41 then going to upper quarter and lower which is 27 and 37 so it means -10

what's 2 plus 2 i need help please:(

Answers

Answer:

i think its 4......i dont know......probably 5

Step-by-step explanation:

it is 4

Solve the equation g + 12 = 8. *

Answers

Answer:

t=c

Step-by-step explanation:

ty = xyzn

Answer: -4

Why? You want to get g alone so you subtract 12 from 8 and get -4

Quadrilateral BCDE is inscribed in circle A. The measure of ⏜ is 73°. The measure of ⏜ is 53° and the measure of ⏜ is 102°.


Determine the measure of ∠ BCD.

Answers

Answer:

117

Step-by-step explanation:

Angle BCD intercepted arc is Arc DEB.

We know DE measure but we need to find EB measure.

Since a circle circumference add up to 360, we can add all of the known arcs up to 360 to find the missing arc.

[tex]73 + 53 + 102 + x = 360[/tex]

[tex]126 + 102 + x = 360[/tex]

[tex]228 + x = 360[/tex]

[tex]x = 132[/tex]

So arc EB measure 132.

Arc eb and de.

132+102=234.

Angle BCD is inscribed angle of Arc DEB, so that means angle BCD is half of Arc DEB.

[tex] \frac{234}{2} = 117[/tex]

In ΔSTU, the measure of ∠U=90°, TS = 65, UT = 56, and SU = 33. What ratio represents the cosine of ∠S?

Answers

Answer:

33/65

Step-by-step explanation:

Given the following

∠U=90°,

TS = 65 = HYpotenuse

UT = 56 = Opposite

SU = 33 = Adjacent

Cos <S = adj/hyp

Cos <S = SU/TS

Cos <S = 33/65

Hence the required ratio is 33/65


Caleb took 24 photos at the zoo. 3/8 of his photos are of giraffes. How many of his photos are
of giraffes?



Answers

Answer:

9

Step-by-step explanation:

divide 24 by 8 and multiply what you got by 3

24/8=3

3*3=9

Answer:

9

Step-by-step explanation:

[tex] \frac{3}{8} \times \frac{24}{1} [/tex]

[tex] \frac{3 \times 24}{8 \times 1} [/tex]

[tex] \frac{72}{8} [/tex]

[tex]72 \div 8[/tex]

[tex] = 9[/tex]

Trigonometric Ratios
Find cos Z

Answers

Answer:

C

Step-by-step explanation:

cos Z = [tex]\frac{adjacent}{hypotenuse}[/tex] = [tex]\frac{YZ}{XZ}[/tex] = [tex]\frac{24}{30}[/tex]

Identify the vertex of the parabola and tell whether it is a minimum or a maximum.

Answers

Answer:

First parabola's vertex is (-2,2), which is a minimum.

Second parabola's vertex is (3,2), which is a maximum.

Step-by-step explanation:

Simply, a vertex of a quadratic is a graph's turning point.

The maximum and minimum can be identified by seeing if the graph curves up or down.

Maximum occurs when your graph is facing down.

Minimum occurs when your graph is facing up.

4. For which of the following probability assignments are events A and B independent?
P(AN B“) – 0.3. P(AN B) = 0.12, and P(Aºn B) = 0.4.
B
P(An BC) = 0.3. P(An B) = 0.3, and P(Aºn B) = 0.3.
C) P(An Bº) = 0.1. P(ANB) = 0.1, and P(Aº n B) = 0.4.
P(An Bº) = 0.3. P (AnB) = 0.0, and P(
AB) = 0.2.
E) P(An Bº) = 0.5, P (ANB) = 0.1 and P (Aºn B) = 0.4

Answers

Answer:

A

Step-by-step explanation:

formatting is so bad lol

but yeah its the first one because for independent events, the probably of a and b is the product of both probabilities, just like how 0.3*0.4=0.12

graph and step by step explanation
3w - 10>-4

Answers

Answer:

If your trying to find w then it'll be 2

Step-by-step explanation:

3w - 10 > -4

      +10    +10

3w > 6

3       3

w > 2

So I added 10 on both sides and guess positive 10 is bigger than -4, it'll be a positive 6. Then I divide 3 on both sides after I got 6 and thats how I got 2

lemme just vent real quick. i do flvs. im almost a straight A student. for the most part. i've litterly been doing this flvs math exam all day. 2 parts btw. i flunked the first one, and i got a 50. im just dying too see what i get now. ive already asked like 3 questions on here, but they havent been answered. feel free to go look at them. if you've read this far, go get some points. :D thanks for reading.

Answers

Answer:

I'll go help, i need to answer at least 25 questions in 48 hours anyways too

Answer:

ok. i will try to answer them my best

Step-by-step explanation:

thank you for free points though. may god bless you

11x - 2x + 15 = 8 + 7 + 9x
Help please

Answers

Answer:

15 it's in the equation

Step-by-step explanation:

11x-2x=9x  9x-9x=0

7+8=15

<3<3<3<3<3<3<3<3<3<3<3<3<3<3<3<3<3<3<3<3<3<3

Answer:

Let's solve your equation step-by-step.

11x − 2x + 15 = 8 + 7 + 9x

Step 1:

Simplify both sides of the equation.

11x − 2x + 15 = 8 + 7 + 9x

11x + −2x + 15 = 8 + 7 + 9x

( 11x + −2x ) + ( 15 ) = ( 9x ) + ( 8 + 7 )

( Combine Like Terms )

9x + 15 = 9x + 15

9x + 15 = 9x + 15

Step 2:

Subtract 9x from both sides.

9x + 15 − 9x = 9x + 15 − 9x

15 = 15

Step 3:

Subtract 15 from both sides.

15 − 15 = 15 − 15

0 = 0

<3<3<3<3<3<3<3<3<3<3<3<3<3<3<3<3<3<3<3<3<3<3

The quotient of z and 8

Answers

Answer:

z/8

Step-by-step explanation:

cuz it says z and 8 in that order so z/8 please dont just ignore give me 5 star and thanks dont ignore if u do i will never help you

A stadium has seating accommodation for 3800 people. At a cricket match all seats were taken. If there were 5609 people attending the match, how many people didn't have seats?​

Answers

Answer:

Step-by-step explanation:

Those standing is the same thing as people who didn't have seats.

Those standing = the total number of people attending - those seated.

Those standing = 5609 - 3800

Those standing = 1809

Help with math hw please

Answers

Answer:

Please make sure your questions are as detailed and as specific as possible so we at Brainly can give you the best answers. Please review our policy.

Step-by-step explanation:

Given the equation y= -3x + 2.5 . When y is 8.5 , what value of x makes the equation true?

Answers

Answer:

x = -2

Step-by-step explanation:

y = -3x + 2.5

if y = 8.5 then:

8.5 = -3x + 2.5

-3x = 6

x = -2

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