Last week Besty made an 80 on her quiz. This week she made a 75. What is the percent of decrease in her score?

Answers

Answer 1

Answer:

4 billion

Step-by-step explanation:

65 billion pr 54 billion


Related Questions

A 12-sided die is rolled. The set of equally likely outcomes is \ 1.2.3.4.5.6.7.8.9.10.11.12) . Find the probability of rolling a 9

Answers

Answer:

1/12

Step-by-step explanation:

using my last points: HELP!

Answers

A: 126.
EXPLANATION:
by finding a volume of a prism you multiply the length, width and height
A: 126 cubic centimeters
Explanation:
To find volume, you do length * width * height

9 x 7 x 2 = 126

126 cubic centimeters

HEEEEEEEEEEEELLLLLLLLLLPPPPPPPPP ME

Answers

Answer:

it's (A) because the x axis contains the number of hours he worked while the y axis contains the money he makes per hour

Answer:

A

Step-by-step explanation:

Check the points:

(1,15) is 15/1

(2,30) is 30/2 which equals 15/1

find the length of arc CDB. Round your answer to the nearest whole number. Leave your answer in terms of pi

Lenth of CDB=

Answers

Answer:

1

Step-by-step explanation:

1

Jada walks up to a tank of water that can hold up to 10 gallons. When it is active, a drain empties
water from the tank at a constant rate. When Jada first sees the tank, it contains 7 gallons of water.
Three minutes later, the tank contains 5 gallons of water.
Type your answers in the boxes below.
C. How many minutes before Jada arrived was the water tank completely full?

Answers

Answer:

3 minutes and 30 seconds

Step-by-step explanation:

7-5 = 2

3/2 = 1.5 gallons that empty per each minute

1.5 times 3 (minutes) = 4.5 gallons emptied

Remaining gallons to empty = 0.5

0.5 gallons to empty will take 30 seconds

I hope this helps :)

Mr. Higgs measures the perimeter of a common shape. One of the sides is 8 centimeters and the perimeter is 24 centimeters. If all of the sides are the same length what shape does Mr. Higgs measure?

Answers

Answer:

an equilateral triangle

Step-by-step explanation:

perimeter of an equilateral triangle is :

length of the side multiplied by 3

24 = 8 x 3

therfore its an equilateral triangle

RADICALS

Simplify 3squarroot54

NEED HELP ASAP PLESE!!!!

Answers

Answer:

your answer is B

Step-by-step explanation:

plzzzzzzzzzzzz i need help

Answers

Answer:

27

Step-by-step explanation:

-5a-b

-5(-6)-3

30-3

2

-5a - b

a = -6

b = 3

(-5 * -6) - 3

30 - 3 = 27

Write an expression equivalent to 3+ 5y-4-5

plz help oml​

Answers

Answer:

5y-6

Step-by-step explanation:

A tank was filled with 225L 156 ml of water
on the first day and 106 L 215ml of water on
the second day. 38 L 162ml of water used by
the family members. Find out how much
water is still left in the tank?

Answers

Answer:

There are 293 liters and 209 milliliters of water left in the tank.

Step-by-step explanation:

Since a tank was filled with 225L 156 ml of water on the first day and 106 L 215ml of water on the second day, and that 38 L 162ml of water were used by the family members, to find out how much

water is still left in the tank, the following calculation must be performed:

(225,156 + 106,215) - 38,162 = X

331,371 - 38,162 = X

293.209 = X

Thus, there are 293 liters and 209 milliliters of water left in the tank.

Domain or range and function or not

Answers

Answer:

This is a function.

domain = [1, 6]

range = [1, 4]

Step-by-step explanation:

A relation that maps elements from one set (domain) into another set (input) is called a function only if each element of the domain is mapped into only one element in the range.

For a function y = f(x) the domain is the set of the possible x-values, and the range is the set of the possible y-values.

In this case we can see that the possible values of x is the interval [1, 6]

Where we have a closed interval because we have black dots, meaning that these values are included in the sets.

We also can see that the range is the interval [1, 4]

And we also can see that all the x-values are mapped into only one y-value, then this is a function.

Ab- 4, 12, 14, 16
ABC- 31, 41, 52, 59
Math help!

Answers

Answer:

14.42cm and 59 degrees

Step-by-step explanation:

Use the pythagorean theorem to find the length of AB

24^2 + AB^2 = 28^2   ---> 14.42

Do arcsin(24/28) to get 59 degrees since 24 is the opposite and 28 is the hypotenuse.

What is the range of the data set?

Fifth Grade Jump Distance
2 0
3 2 4 6
4 0 2 4 8
5 5
6 5
2 0 = 20 inches
41
20
45
65

Will mark brainileste and there is supose to be a line in between this o in 39 miutes

Answers

Answer: the range is 45

Answer:

its 45 me no brainiest

Step-by-step explanation:

What is the solution to the inequality 7x + 2 < -3x + 1?
Ο Α. α
<
3
4
ОВ. І
>
Alco
1
2
<
10
O D.
2
>
10

Answers

Answer:

and DJ ssksb did did isbn dhe9susaew7s ene 8th box hcm box bro sb d

Step-by-step explanation:

ishdbd works zjsbdjs s nsie djsid

Ms. Salta buys buffalo wings for a party. If there are 3 servings per buffalo pound, exactly how many servings does she have for 25 pounds.

Answers

Answer:

Not sure how many chicken wings to make or buy as appetizers for your ... 6 whole wings (or 1.125 lbs) in order to reach a 6 oz serving of actual chicken. ... That would mean there are approximately 4 to 5 chicken wings in a pound. ... You will need approximately 3 ounces of chicken meat per person as a ...

Missing

Step-by-step explanation:

i think

Simplify 45/150 show work please:)

Answers

Answer:

[tex]\frac{3}{10}[/tex]

Step-by-step explanation:

[tex]\frac{45}{150}[/tex]  15 can go into both 45 and 150 so you divide both into that

45/15 is 3

150/15=10

[tex]\frac{3}{10}[/tex]

1.
Learning Actlvities
We saw 18 big fish in a pond. Fifty percent of them were very colorful, there
are a colorful fishes.
The base in the problem is ______
2. Mr. Gonzales received the amount of 10 000 pesos after selling a computer
set cost 50,000 pesos for he has given a 20% commission
What is the rate in the problem?_____
3. In our class there 30 boys. o out of 30 are working students. It is 20% of the
total number of boys in our class.
The percentage in the problem is____

pa answer po pls


Answers

Answer:

1. 18 big fish

2. 20%

3. 0

hmmmm,

Find the value of perimeter of ABCD. Assume that segments that appear to be tangent are tangent

Answers

The final statement is: The perimeter of the quadrilateral is given by 71 units.

What is Perimeter?

The perimeter of a shape is defined as the total distance around the shape. It is the length of the outline or boundary of any two-dimensional geometric shape

Given here: A quadrilateral ABCD with a circle inscribed in it.

Now sides of the quadrilateral form tangents from a common point (vertex)

Thus they must be equal

Perimeter of the ABCD is = 29+12+2.5+2.5+21-17+21

                                              = 71 units

Hence, The perimeter of the quadrilateral is given by 71 units.

Learn more about perimeter here:

https://brainly.com/question/20693059

#SPJ1

Fill in the blank with a number to make the expression a perfect square

2
x^ -10x+ what? ​

Answers

Answer:

25

Step-by-step explanation:

So basically remember that:

[tex](a+b)^2=a^2+2ab+b^2[/tex]

so far you have that

[tex]a^2 = x^2\\2ab = -10x[/tex]

So if 2ab = -10x and a = x, that means 2xb = -10x so b = -5.

It's kind of confusing to think of it like that, but all that means is that the equation is:

[tex](x - 5)^2[/tex]

which would simplify to

[tex]x^2 - 10x + 25[/tex]

so the blank is 25

Answer:

your answer will be 25

Step-by-step explanation:

hope it helps

have a nice  day

Ruby and her friends are going into a restaurant. How much would it cost to buy 3
drinks and 4 tacos if each drink costs $2.25 and each taco costs $4.00? How much
would it cost to buy 3 drinks and 4 tacos if each drink cost $d and each taco cost $t?

Answers

Answer:

Step-by-step explanation:

3x2.25=6.75

4x4=16

16+6.75=22.75

Apply the problem-solving techniques to solve the following problem Growth Nadia owns a chain of fast food restaurants that operated 200 stores in 1999. If the rate of increase is 8% annually, how many stores did the restaurant operate in 2007?
A.390 stores
B.350 stores
C.420 Stores
D.370 stores​

Answers

Answer:

D.370 stores​

Step-by-step explanation:

The restaurant chain operated 370 stores in 2007

Answer:

D.370 stores​

Step-by-step explanation:

Because it is the "Correct Answer"

3.5 ft
What is the area of the square
shown above?
[?] square feet
Enter

Answers

Answer:

area of square = l²=3.5²=12.25ft²

Answer:12.25

Step-by-step explanation:

please help! i’m giving 20 points. THANK YOU!

Answers

Answer:

A. Distance KL = 7.36 m

B. Height ML = 4.25 m

C. The maximum height is 6.96 m

Step-by-step explanation:

A. Determination of distance KL

Hypothenus = KM = 8.5 m

Angle θ = 30°

Adjacent = KL =?

Cos θ = Adjacent / Hypothenus

Cos 30 = KL / 8.5

0.866 = KL / 8.5

Cross multiply

KL = 0.866 × 8.5

KL = 7.36 m

Thus, the distance is 7.36 m

B. Determination of height (ML)

Hypothenus = KM = 8.5 m

Angle θ = 30°

Opposite = ML =?

Sine θ = Opposite /Hypothenus

Sine 30 = ML /8.5

0.5 = ML / 8.5

Cross multiply

ML = 0.5 × 8.5

ML = 4.25 m

Thus, the height is 4.25 m

C. Determination of the maximum height.

Hypothenus = KM = 8.5 m

Angle θ = 55°

Opposite = ML =?

Sine θ = Opposite /Hypothenus

Sine 55 = ML /8.5

0.8192 = ML / 8.5

Cross multiply

ML = 0.8192 × 8.5

ML = 6.96 m

Thus, the maximum height is 6.96 m

Graph y=sec(x+pi/4)

Answers

Answer:

HERE IS THE ANSWER HOPE IT HELPS

Step-by-step explanation:

Brainliest?

Use math papa

Help Me with this plzzz

Answers

21cm squared is the correct answer

Answer:

[tex] {21cm}^{2} [/tex]

Step-by-step explanation:

[tex]7 \times 3 = 21[/tex]

HELLLPP ANY HELPS PLEASE I NEED HELP I AM RUNNING OUT OF TIME !!

Answers

Answer:

Option A

x + 2x + x + 15 = 100

Step-by-step explanation:

Shortest side = x

One side twice length of Shortest side = 2x

Another side 15 more = x + 15

Hence, perimeter

=> x + 2x + x + 15 = 100

what ratio in the simplest form between the length of a side XYZ and the length of its corresponding side in MPN
A. 2/5
B. 3/2
C. 2/1
D. 5/2

Answers

Answer:

D. 5/2

Step-by-step explanation:

Since, you are required to find the ratio of the side of triangle XYZ and triangle MPN in simplest form.

So, it would be XZ/MN = 5/2

the answer is D 5/2 have a great day

28. On a trip of 320 miles, Sunao's truck averaged 9.2 miles per
gallon. At the same rate, how much gasoline would his truck
use on a trip of 440 miles?

Answers

Ayo can I get it’s 440 miles

Answer pls i need this today... I will mark brainliest if who answers​

Answers

Step-by-step explanation:

which question are you doing

which questions is it?

Nadea got a $19.99 gift card to an app store. She uses the gift card to buy an app for $4.99. She also wants to use the gift card to buy some in app purchases. Each in app purchase costs $1.39. Which of these inequalities describes this situation, where n is the number of in app purchases Nadea wants to buy? Group of answer choices

Answers

Ughhhh I’m not sure
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