A calculator that cost $60 in 1980 now sells for $10. What was the percent of decrease​

Answers

Answer 1

Answer: 16.6%

Step-by-step explanation:

$60 divided by 6 = $10

so divide 100 by 6 and you get about 16.6

I Hope this Helps!

Answer 2
16.6% is the answer .................

Related Questions

A tailor uses 12 meters of fabric daily. How many centimeters of fabric will he use in two weeks?

Answers

Length of fabric a tailor uses a day = 12 meters

Length of fabric a tailor uses a day =

2 weeks = 14 days

Length of fabric a tailor will use in 14 days =

= 14 × 12

= 168 meters

Therefore , a tailor will use 168 meters of fabric in two weeks .

Can someone please help me with this problem? Will mark brainliest

Answers

I will send you on comment section the statics and it's correct answer. Please mark me as a brainist.

y = 2.2 + 5
Complete the missing value in the solution to the equation.
(2,
)

Answers

Answer:

Solving equation:

y=2.2+5

=7.2

The answer going to be 7.2

6. Daniel has $1200 in his account and he withdraws $10 each week. Jacob has $300 in his account
and he deposits $20 each week. How long will it take for Daniel and Jacob to have the same
amount of money in their accounts?

Answers

30 weeks.

1200-10x =300+20x
20x=900-10x
30x=900
X=30

So, the additive inverse of -7/8 is​

Answers

Answer:

Im prett sure its 7/8

Step-by-step explanation:

The additive inverse of a number is a number that, when added, goes to zero. For example, 7 is -7 because when added it equals 0 (or 7-7)

If f(x)=4x−11, what is the value of f(5)?

Answers

f(5)=4(5)-11
f(5)=20-11
f(5)=9

The volume of a right cylinder is 155.4 ft.3. The radius is
3 ft. Determine the height of the cylinder.
h=16.5ft.
h=17.3ft.
h=127.2ft.
h=5.5ft.

Answers

Answer:

5.499 = h   likely if you used a better value for pi, it would be 5.5 = h

Step-by-step explanation:

Givens

V = 155.4

r = 3

pi = 3.14

Formula

V = pi*r^2*h   Solve for h

Solution

155.4 = 3.14 * 3^2 * h               3^2 = 9

155.4 = 3.14 * 9 * h                   Combine the right

155.4 = 28.26 * h                     Divide by 28.26

155.4/28.26 = 28.26*h/28.26

5.499 = h

By first identifying the critical points of this function by determining the first derivative, and then calculating the second derivative at the crucial points, you may determine the volume's maximum. The critical point is a maximum if the second derivative is negative.

What determine height H of the cylinder, the height h cone?

When a cone and cylinder have comparable heights, the cylinder's volume is three times greater than a cone's volume. Determine the cone's volume. To the tenth of a cubic centimetre nearest, round.

Therefore, a cylinder with the same base radius and height has a volume that is equal to one-third that of a cone.Learn more about cylinder.

Learn more about cylinder here:

https://brainly.com/question/16134180

#SPJ1

5=45 ÷
What is the answer

Answers

45 ÷ 5 = 9

So, 5 = 45 ÷ 9

A hockey player strikes a hockey puck. The height of the puck increases until it reaches a maximum height of 3 feet, 55 feet away from the player. The height $y$ (in feet) of a second hockey puck is modeled by $y=x\left(0.15-0.001x\right)$ , where $x$ is the horizontal distance (in feet). Compare the distances traveled by the hockey pucks before hitting the ground.

Answers

Answer:

Second puck travels farther

Step-by-step explanation:

Maximum height of first puck = 3 feet

The height of a second hockey puck is modeled by:

[tex]y=x\left(0.15-0.001x\right)[/tex]

[tex]y=0.15x-0.001x^2[/tex]

To find maximum height of second puck

[tex]y'=0.15-0.002x[/tex]

Equate the derivative equals to 0

0.15-0.002x=0

[tex]\frac{0.15}{0.002}=x[/tex]

75 = x

At x = 75

[tex]y=0.15(75)-0.001(75)^2=5.625[/tex]

So, The maximum height of second puck is greater than  first puck

So, Second puck travels farther

Turn this into numerical form -> one-half the sum of x and 12 Thank you!

Answers

Answer: 1/2(x+12)

Step-by-step explanation: Sum is adding.

A soccer team practices 3 times a week. Each practice lasts for 110 minutes. The team practiced for 14 weeks during the season.

Answers

Answer:

i just answerd this on a nother queston from u go look at that

Step-by-step explanation:

plz help
which equation represents a line that is perpendicular to the line on the graph?
A) y=-4x+3
B) y= -1/4x+1
C) y=-1/x-2
D) y= 4x+4​

Answers

Answer:  D) y = 4x+4

===================================================

Explanation:

The given visual line has a slope of -1/4. We can see this by starting at (0,2) and we do two things

a) move down 1

b) move over to the right 4

This leads to slope = rise/run = -1/4

Once we find the slope of the original line, we take the opposite reciprocal. This is also called the negative reciprocal. So we'll take the reciprocal of -1/4 to get -4/1 or just -4. Then we flip from negative to positive.

In short we flip the fraction and the sign. That has us go from -1/4 to 4.

The original slope is -1/4. The perpendicular slope is 4.

Side note: multiplying any two perpendicular slopes leads to -1. Neither line can be vertical.

--------------------------

So we found the slope of the perpendicular line to be m = 4.

We don't know which point the perpendicular line goes through, so theoretically we have infinitely many equations to pick from. They are all in the form y = 4x+b. Note how I replaced m in y = mx+b with 4.

So our answer will be in the form y = 4x+b. Choices A through C don't fit the description. Only choice D does. So choice D is the answer.

With y = 4x+4, the slope is 4 and the y intercept is 4.

Find the distance between (8,0) and (4,-4)

Answers

Answer:5.656854

Step-by-step explanation:

Only answer if you know for sure you’re right! :)

Answers

Answer:

14x+14=14(x+1)

2(7x+7)...................

use the distributive property and simplify 3c(5a+2b-1)

Answers

Answer:

3 c ( 5 a + 2 b − 1 )

Step-by-step explanation:

Answer:

[tex]15ac +6bc-3c[/tex]

Step-by-step explanation:

[tex]5a(3c)+2b(3c)-1(3c)[/tex]

What Is the answer to this geometric problem?

Answers

you can NOT assume points A, B, and F are collinear, since they could just be close together. also, they aren't all on a solid line, the line breaks halfway through.

also, the rest of the options could be proven by looking at the graph

hope this helps!! (sorry if i'm wrong, but i dont think i am)

A recent survey found that 3 out of every 7 people like birds. If 3500 people were surveyed, how many like birds?​

Answers

1500 hopefully that helps

which of the following functions is graphed?

A. y= |x - 2| - 3
B. y= |x + 2| - 3
C. y= |x + 2| + 3
D. y= |x - 2| + 3 ​

Answers

Answer:

c

Step-by-step explanation:

C. Y=lx-2l-3 is the answer

-6 - 13
I don’t get it can someone explain?

Answers

Subtracting a negative number is basically just addition. Think of it as 6+13, which would be 19.

Answer:

-19

Step-by-step explanation:

So, you can also write this equation as:

-6 + -13 = -19

For example:

You owe your friend $6.

You borrow 13 more dollars from him.

Now you owe him $19.

You have $-19 because you are in debt.

Hope I helped :)

Please consider Brainliest :)

There are 20 students in Mrs. Williams' class, and 1/5 of the class has their own cellphone. Of this group of students, 1/2 of them are allowed to use social media. How many of the students have a
cellphone and can use social media?

Answers

Answer:

2

Step-by-step explanation:

Only 1/5 of Miss Williams' class has a cell phone, so we work this out by dividing the number of students by 5

20÷5=4

Out of this group of 4 students, only 1/2 are allowed to use social media

4÷2=2

This means that only 2 pupils have a phone and are allowed to use social media at the same time.

If you need to express this in fraction form, it would be 1/10 of the class

I’ll mark brainliest

Evaluate the following expression for

m= -3
N= 4
P= 2

Answers

(4) / (2) + (-3)

4/2 - 3

4/2 - 3/1 ( 3/1 multiply by 2 to make denominators same ok )

4/2 - 6/2

-2/2 ( simplify )

-1 is the answer

-5x + y = 35
x - 2y = 2
.
Solve The System By Solution

Answers

Answer:

(-8,-5)

Step-by-step explanation:

Answer:

-5x+y=35x-2y=2

Rewrite it, {-5x+y=2, 3x-2y=2}

Multiply both sides of the first equation by 2, {-10x+2y=4, 3x-2y=2}

Eliminate a variable, -7x=6

Divide both sides by -7, x=-6/7

Substitute the value of x, 3(-6/7)-2y=2

Possible solution, y=-16/7

Now to check the solution, (x, y)=(-6/7, -16/7)

Simplify, -5(-6/7)-16/7=3(-6/7)-2(-16/7)=2

The ordered pair, 2=2=2

Answer, (x,y)=(-6/7,-16/7)

Simplify: 3x - 8 - 12x + 3

Answers

Answer:

Answer is -9x + -5.

I'm 99% sure that's the answer.

Answer:

-9x-5

Step-by-step explanation:

Collect Like Terms

the time is 10:54 am if you add 3 hours and 37 minutes what time is it

Answers

Answer:

2:31 p.m.

Step-by-step explanation:

10:54 + 3 hours = 1:54 or 13:54

54 + 37 minutes = 91 which is 1 hour 31 minutes

1 hour + 1 hour + 31 minutes = 2:31 p.m.

Need help ASAP please ‼️‼️

Naomi is planning a holiday. The hotel costs $80 every night she stays and the flight costs $250,
She has a budget of $700 for her hotel and flight. How many nights will she be able to stay at
the hotel without going over her budget?

Answers

Answer:

5 nights

Step-by-step explanation:

# of nights= budget - flight {divided by} price per night

                 = 700$ - 250$ {divided by} 80$

                 = 450$ {divided by} 80$

                 = 5.6

                 =5 (round down)

Answer:

she will be able to stay 5 nights at the hotel

the second awnser and the third awnser.

Step-by-step explanation:

if the flight costs $250 and a night at the hotel costs $80 then 5 nights would equal $400 and then you would add the flight costs and it would equal $650. it can't be 6 nights cause she would go over her budget.

On a coordinate plane, a line is drawn between points (negative 4, negative 3) and (negative 1, 4).

Use the Pythagorean theorem to find the distance on the coordinate plane.


a2 + b2 = c2


What is the distance between the two points?

StartRoot 20 EndRoot

StartRoot 40 EndRoot

StartRoot 45 EndRoot

StartRoot 58 EndRoot

Answers

Answer:

StartRoot 58 EndRoot

Step-by-step explanation:

Given the coordinates (-4, -3) and (-1, 4)

To get the distance between the two points, we will use the formula:

D =√(y2-y1)²+(x2-x1)²

From the coordinates, x1 = -4, y1 = -3, x2 = -1 and y2 = 4

Substitute

D =√(4-(-3))²+(-1-(-4))²

D = √(4+3)²+(-1+4)²

D = √7²+3²

D = √49+9

D = √58

Hence the correct option is D

StartRoot 58 EndRoot

Answer:

D. 58

Step-by-step explanation:

Can you help me with this please?

6^3 simplified

6^2 simplified

6^1 simplified

6^0 simplified
Type each answer to each problem

Answers

Answer:

6^3 is 216

6^2 is 36

6^1 is 6

6^0 is 1

Step-by-step explanation:

Using the given angle measures, how many triangles can be formed (one unique, more than one, or none)? Explain your answer.

Answers

what are the angle measures?

Find the distance between the following two points: (-1,6) and (-8,9). Round to the nearest TENTH.

Answers

Answer:

distance 101

Step-by-step explanation: because

mark me brainlest pls

Evaluate -2 x 2y , if x = -3 and y = -1.

Answers

Answer:

-12

Step-by-step explanation:

hope this helps

Answer:

-12

Step-by-step explanation:

i did math

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