your grade varies directly with the time you study if you study for 40 minutes your grade is an 80 how long should you study to get a 95

Answers

Answer 1

Answer:

47.5 minutes

Step-by-step explanation:

40 min = 80

x min = 95

40/80 = x/95

3800 = 80x

x = 47.5

-Chetan K


Related Questions

Which expression is equivalent to 3^4 times 3^-9

Answers

Answer:   3^4 · 3^-9 = 3^4 · 1/3^9

Step-by-step explanation:

PLS HELP SOLVE FOR CROWN BRAINLIST !!!!!

Answers

It's the second one

-40 cuz that's the fee

Answer:

C = 21 + 40t

Step-by-step explanation:

C = initial + variable

The cost, C will be the initial price which is however much money it cost to just print t-shirts for 21 members plus the variable which is the extra 40 for each shirt.

Hope I helped!

What percent of each diagram is shaded below?

Answers

Answer:

a. 3/10

b. 1/5

c. 1/4

Step-by-step explanation:

a. 30/100 = 3/10

b. 20/100 = 1/5

c. 25/100 = 1/4

Answer:

Step-by-step explanation:

You are working with 1 large square made up of 100 little squares. The little squares make up 10 columns of 10 little squares each.

A

Shaded part = 30 squares.

Entire large square = 100 small squares

% = 30 / 100 * 100 = 30%

B

Shaded part = 20 horizontal squares.

Entire large square = 100 small squares

% = 20 / 100 * 100 = 20%

C

Shaded part = 5 by 5 little squares = 25 little squares

Entire large square = 100 small squares

% = 25 / 100 * 100 = 25%

Pls answer all 4 questions AND HURRY!!!!

Answers

Answer:

5pts

Step-by-step explanation:

beno
8) Sarawong spent half of his weekly
allowance playing mini-golf. To earn
more money his parents let him wash the
dog for $5. What is his weekly allowance
if he ended with $12 ?

Answers

Answer:

$ 14

Step-by-step explanation:

12 - 5 = 7 = half weekly allowance

discount is calculated on which price

Answers

Answer:

The discount is list price minus the sale price then divided by the list price and multiplied by 100 to get a percentage. Where: L = List Price. S = Sale Price

Grady is comparing three investment accounts offering different rates.
Account A: APR of 4.95% compounding monthly
Account B: APR of 4.85% compounding quarterly
Account C: APR of 4.75% compounding daily
Which account will give Grady at least a 5% annual yield?

Answers

Answer: Account A

Step-by-step explanation:

Help me plsssssssssssssssssss

Answers

I would but I’m like really bad at math so

Answer:

2 meters = 2000 millimeters

solve pls brainliest

Answers

The answer is 16 square meter
If you want a detailed solution
Tell me



3/7 rounded to 3 decimal places

Answers

Answer:

0.429 is the correct answer.

Which system of equations could be graphed to solve the equation below? log Subscript 0.5 Baseline x = log Subscript 3 Baseline 2 x

Answers

Answer:

Step-by-step explanation:

y 1 = StartFraction log x Over log 0.5 EndFraction, y 2 = StartFraction log 2 Over log 3 EndFraction + x

About 5 out of 10 people entering a community college need to take a refresher mathematics course. If there are 970 entering​ students, how many will probably need a refresher mathematics​ course?

I need a answer asap

Answers

i think it’s 485 sorry if i’m wrong

What percentage is a reduction from SEK 100 to SEK 90?

Answers

Answer:

  10%

Step-by-step explanation:

The change is 90-100 = -10. As a percentage of the original amount, that is ...

  -10/100 × 100% = -10%

The change from 100 to 90 is a reduction of 10%.

what is slope intercept form of
slope= -2, y-intercept= -5
slope= -1/4, y-intercept= 1
slope = 2, y-intercept= 0

Answers

Step-by-step explanation:

the slope intercept form of line equation is

y = ax + b

a is the slope of the line. it is expressed as the ratio

y coordinate change / x coordinate change

when going from one point to the other.

b is the y-intercept (the y value when x = 0).

so, we have the equations

y = -2x -5

y = (-1/4)x + 1

y = 2x

On this number line, zero represents sea level. Plot the following points based on the description provided by dragging and dropping the dots to the appropriate locations on the number line.
1.5 above sea level
absolute value of −4.5 −2 opposite of 4 absolute value of 1 2.5 below sea level greatest common factor of 8 and 12 −(−3) −3.5 Opposite of −5



I will give you brainleist and 50 plus points

Answers

Answer:

why didn't nobody answer this its so many points

Step-by-step explanation:

3.5 + 5 + 4 + 8.5 = 21

what is point W( 7, -4) reflected over the x-axis

Answers

Answer:

(7, 4)

Step-by-step explanation:

In this case, where we reflect W(7, -4) over the x-axis, the x-coordinate of the reflection is the same:  7.  But the -4 becomes +4 through this reflection.

Reflected point is (7, 4)

Find the value(s) of x where the tangent to the graph of y=e^5x is parallel to the
line 10x + y = 17

Answers

Answer:

There are none.

Step-by-step explanation:

No calculus involved:

The line, in slope-intercept form, has equation [tex]y=-10x+17[/tex], ie is always decreasing (easy to spot applying the definition)

Meanwhile, [tex]y=e^{5x}[/tex] is always increasing over its domain.

At no point the tangent will be decreasing.

Let's use calculus

We are to solve the equation [tex]y'(x) = -10 \rightarrow 5e^{5x} = -10 \rightarrow e^{5x}=-2[/tex] which has no real solutions.

Find the measure of each angle indicated.
Please show your work

Answers

its 77 because they are the exact same angle, there’s really no equation to be shown but u can find the total angle by adding 77 + 77 !

A bacterial culture starts with 3000 bacteria and grows to a population of 12 000 after 3h. Determine the number of bacteria after 8 h.

Answers

Answer: 32000

Step-by-step explanation:

12000 divided by 3 =4000

4000 x 8 =32000

Hi I was wondering if someone can help me with the math problem?

Answers

Answer: 20:12 for the first one

Step-by-step explanation:

5:3, 20:12,

(a)Find the greatest common factor (GCF) of 16 and 6.
(b)Use the GCF to factor 16 +6.

Answers

Answer:

2 x (8 + 3)

Step-by-step explanation:

b) 16 + 6 = 2 x (8 + 3)

=> 22 = 2(11)

=> 22 = 22

Therefore, 2 x (8 + 3) is your answer.

segment DE is a midsegment of triangle ABC. find the value of x.

Answers

Answer:

X = 17

Step-by-step explanation:

Mid segment theorem: the segment joining the midpoints of two sides of a triangle is half the length of the third side.

Simplify the expression.
I NEED HELP PLEASE!!!

Answers

Answer:

-27/64p^3  

Tell me if you want a step by step. :)

make y the subject of the formula
x=13(t-4y) over y

Answers

Answer:

make y the subject of the formula

x=13(t-4y)

Step-by-step explanation:

y=mx+c  

⟹(y)−c=(mx+c)−c  

⟹y−c=mx+(+c−c)  

⟹y−c=mx+0  

⟹y−c=mx  

⟹mx=y−c  

⟹mx×(1m)=(y−c)×(1m)  

⟹x×(mm)=1m(y−c)  

⟹x×1=1m(y−c)  

⟹x=1m(y−c)

The subject of the formula for y is y = 13t / x(1 + 52/x).

What is the equation?

The equation is defined as mathematical statements that have a minimum of two terms containing variables or numbers that are equal.

We have been given the equation as:

x = 13(t - 4y) / y

We have to make y the subject of the formula

x = 13(t - 4y) / y

Cross multiplication to get,

y = 13(t - 4y) / x

y = (13t - 52y) / x

y = 13t / x - 52y / x

Now group the y terms together and we get

y + 52y / x = 13t / x

The factor out the y to get

y(1 + 52/x) = 13t / x

y = 13t / x(1 + 52/x)

Therefore, the subject of the formula for y is y = 13t / x(1 + 52/x).

Learn more about the equation here:

brainly.com/question/13947055

#SPJ2

Jill cut 26 apples today. 12 of those apples were red. The rest were green. What is the ratio of red to green apples?

Answers

Answer:

7 : 6 is the ratio

Step-by-step explanation:

14 apples were green and 12 apples were red, so divide both terms by 2.

14 ÷ 2 = 7

12 ÷ 2 = 6

Therefore:

14 : 12 = 7 : 6.

26-12=14

12 Red
14Green

think of it as a fraction

12/14

find a common denominator (2)

12/14= 6/7

so the ratio is actually 6:7 because it says “what is the ratio of red to green apples” that means they want it in that order.

Which inequality is a true statement?

Select each correct answer.


−4 = −5

−4 ≤ −5

−4 < −5

−4 > −5

−4 ≥ −5

Answers

Answer:

i think -4>-5

Step-by-step explanation:

because (-4)is greater than (-5)

The slope in the linear equation y=12x+5 is _[blank]_.

Answers

the slope is 12x, remember the slope is the number value before the variable!

It takes Sam half an hour to design a tower on
paper and it took him 2 and 1/6 hours to build
his lego structure. How many hours long will it
take him to build and design three towers?

Answers

Answer:

0.5+2 1/6 * 3=1.5+6 1/2 =8h

Someone please help! Thank you in advance!

Answers

Answer:

58ft

Step-by-step explanation:

100-60=40

40+18=58

the answer is 58ft

(brainliest plz)

PLEASE HELP (TEST) The graphs below show measurements from cubes with
different side lengths.
Which pairs of variables have a linear relationship?
Select two options.
24
O side length and perimeter of 1 face
20
O perimeter of 1 face and area of 1 face
O surface area and volume
Perimeter of 1 Face
A.
U area of 1 face and surface area
O side length and volume
4
2.
1
3
4
5
6
X
Side Length
40
AB
36
32

Answers

Answer:

do you still need the answer?

Step-by-step explanation:

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