A Ferris wheel makes a full rotation every 80 seconds After how many seconds will it make a second rotation

Answers

Answer 1
the answer is 160 hope this helped

Related Questions

how many gallons is in 152 cups​

Answers

Answer:

9.5

Step-by-step explanation:

You're welcome have a nice

Can someone help me with this

Answers

Answer:

2 1/8 = h

2 1/2 = k

2 5/8 = L

1 7/8 = g

1 5/8 = e

2 3/4 = m

1 1/2 = d

2 1/4 = I

1 3/8 = c

2 7/8 = n

1 1/8 = a

Step-by-step explanation:

Kelly needs to buy 5 notebooks and 3 folders for school. If notebooks cost $6 and folders cost $2, how much money does Kelly need for school supplies?

Answers

Answer:

$36

Step-by-step explanation:

Given that,
1 notebook costs $6
1 folder costs 2$
Therefore, the cost of 5 notebooks= 6X5 (six times five) =$30
Similarly, the cost of 3 folders= 2X3 (two times three) =$6
Total amount= $30+$6 = $36
So the total amount Kelly needs is 36 dollars

There were 600 people at a play. The admission price was ​$3 for adults and​ $1 for children. The admission receipts were ​$1,160.
How many adults and how many children​ attended? Use the elimination method.
A. 290 adults and 310 children
B. 160 adults and 440 children
C. 320 adults and 280 children
D. 280 adults and 320 children

Answers

answer: D. 280 adults and 320 children

Find equation with points (-3,-8) and (1, 16)

Answers

Answer:

The equation of the line is y = 6x + 10.

Step-by-step explanation:

(-3,-8) (1 ,16)

x1, y1. x2,y2

Gradient(m) = (y2 - y1)/(x2 - x1)

= (16 - (-8))/(1 - (-3))

= 24/4 = 6

Equation of a line is given as:

(y - y1) = m(x - x1)

y - (-8) = 6(x - (-3))

y + 8 = 6x + 18

y = 6x + 10

All even numbers are also perfect squares.
True or False

Answers

Answer:

Flase. Actually most perfect squares are odd numbers

Step-by-step explanation:

hope this helps

NEED brainlyest please

have a good day

Help me
I will mark is the most brilliant answer

Answers

Answer:

Number one is D/12.5

Step-by-step explanation:

correct me if im wrong plz

The correct answer is 12.5 , its 12.5 because you have to divide 3.75 by .3

Mount Whitney is 3072m tall. Convert the height to kilometers.

Answers

3072 km = 3.072 m. Kilometer is smaller than meter by 1000, so you just divide 3072 by 1000.

Determine if the rates are equivalent.explain your reasoning 25 hours in 5 days 8 hours in 2 days

Answers

Answer:

No they are not equal

Step-by-step explanation:

25/5 and 8/2 are not equal 25/5 is equal to 5 and 8/2 is equal to 4.

Hope this helps☺️

2 1/2 x 1 3/5? In simplest form?

Answers

Answer:

4

Step-by-step explanation:


find the value of
sin 0.4​

Answers

Answer:

In radians: 0.3894

In degrees: 0.00698

Step-by-step explanation:

Plug it into a calculator.

Can someone please help, ty!!
(Will mark brainliest)

Answers

Answer 5/4
Might be wrong

Answer:

The slope is 4/5 (blue) because if you go up 4 and right 5 from the dot at (-1,-2), you would be at the next dot which is at (4,2)

Step-by-step explanation:

Hope this helps and pls do mark me brainliest if you can:)

HELP URGENT WILL GOVE BRAINLIEST

Answers

Answer:

A. -5i√3

Step-by-step explanation:

-√-75 = - √(i^2)* 25 *3 = - 5i√3

Factor the polynomial function over the complex numbers.



f(x)=x4−x3−2x−4



Enter your answer in the box.

f(x)=

Answers

Answer:

2

Step-by-step explanation:

Given function

f(x)=x⁴−x³−2x−4

Factoring the polynomial

x⁴−x³−2x−4 = (x⁴−4) − (x³+2x) =(x² + 2)(x² - 2) - x(x² + 2) =(x² + 2)(x² - x - 2) =(x + i√2)(x - i√2)(x - 2)(x + 1)

As we see there are 2 complex factors

Answer:

(x+1)(x-2)(x+i√2)(x-i√2)

Step-by-step explanation:

Sam must practice piano for 75 minutes each week. He played 15 minutes on Monday and 36 minutes on Wednesday. How much did he have to play on Friday to finish all 75 minutes?

Answers

Answer:

He had 24 minutes to finish all the hours

Step-by-step explanation:

75-51=24

If ĐPQR = 50°, what is the measure of its complement?

Answers

Answer:

The measure of its complement is 40°

Step-by-step explanation:

The sum of the measures of the complementary angles is 90°If the measure of an angle is , then the measure of its complement is 90° - x°

∵ The measure of angle PQR equal 50 degrees

m∠PQR = 50°

∵ Angle x is the complement angle of angle PQR

→ That means the sum of the measures of angle x and angle PQR is 90°

m∠x + m∠PQR = 90

→ Substitute measure of angle PQR by 50°

∴ m∠x + 50 = 90

→ Subtract 50 from both sides

∴ m∠x + 50 - 50 = 90 - 50

m∠x = 40°

The measure of its complement is 40°

Plz help with 20-22 thank you

Answers

Answer:

#20 = 13

#21 = 1

#22 = -3

Step-by-step explanation:

Replace all of the x values in the equations for the one in the table.

Then solve.

This is the equation

Y= -4x - 3

A. x = -4

Replace x with -4.

   Y = -4 (-4) - 3

Solve.

   Y = 16 - 3

   Y = 13

#20 = 13

B. x = -1

Replace x with -1

   Y = -4 (-1) - 3

Solve.

   Y = 4 - 3

   Y = 1

#21 = 1

C. x = 0

Replace x with 0.

   Y = -4 (0) - 3

Solve.

   Y = 0 - 3

   Y = -3

#22 = -3

If the absolute value of the correlation is approximately one, then the points lie close to a line that slopes upward or downward?

Answers

Answer:

if it is positive then it goes upward and if negative it goes downward..so if it is approximately 1 then it will be constant or straight...

HELP AGAIN ASAP IM DUMB

Answers

Answer:

the answer should be C y= -7x - 2

Answer:

c. y = -7x - 2

Step-by-step explanation:

its the only one that has the correct y-intercept (-2)

estimate the product choose a method 63 * 18 ​

Answers

Answer:

[tex]the \: product : 63 * 18 = 63 \times18 \\ 63 * 18 = 1,134.[/tex]

What is
Solve 5(x+4)<75

Answers

Answer:

x < 11

Step-by-step explanation:

5 (x + 4) < 75

5 (x + 4)/5 < 75/5

x +4 < 15

x + 4 - 4 < 15 - 4

x < 11

Solve:
12 x 1/2=
1/2 x 18 =

Answers

Step-by-step explanation:

12*1/2 = 6

1/3 * 18 =9

Hope this helps

Can somebody answer this Asp please

Answers

Answer:

the answer is the third one C

Five less than twice a number is ten

Answers

Nine

“five less” than “twice a” number is “nine”.p-by-step explanation:

g A spotlight on the ground is shining on a wall 20m away. If a woman 2m tall walks from the spotlight toward the building at a speed of 0.8m/s, how fast is the length of her shadow on the building decreasing when she is 4m from the building

Answers

Answer:

0.3 m/s

Step-by-step explanation:

[tex]\dfrac{dx}{dt}=\text{Speed of person}=0.8\ \text{m/s}[/tex]

As the two triangles in the diagram are similar to each other we have

[tex]\dfrac{y}{12}=\dfrac{2}{8}\\\Rightarrow y=12\times \dfrac{2}{8}\\\Rightarrow y=3\ \text{m}[/tex]

Again as the triangles are similar we have

[tex]\dfrac{y}{2}=\dfrac{12}{12-x}\\\Rightarrow x=12-\dfrac{24}{y}[/tex]

Differentiating the above equation with respect to time we get

[tex]\dfrac{dx}{dt}=\dfrac{-24\times-1}{y^2}\dfrac{dy}{dt}\\\Rightarrow \dfrac{dy}{dt}=\dfrac{dx}{dt}\times\dfrac{y^2}{24}\\\Rightarrow \dfrac{dy}{dt}=0.8\times \dfrac{3^2}{24}\\\Rightarrow \dfrac{dy}{dt}=0.3\ \text{m/s}[/tex]

The speed at which the shadow is changing is 0.3 m/s.

You must be at least 48 inches tall to ride an amusement park ride, and your little sister is 39 inches tall. How
many inches i must she grow before she may ride the ride?

Whats the inequality ?

Answers

Answer:

9

Step-by-step explanation:

48-39=9

Answer:

9

Step-by-step explanation:

person above me is correct

Will has -$55.00 in his bank account. If he saves the $2.50 his mom gives him for lunch every day, how many days will it be until he has a balance of at least $0?

Answers

Answer:9

Step-by-step explanation:

help me pleaseeeeeeee

Answers

Answer:

gladly

Step-by-step explanation:

A conical water tank with vertex down has a radius of 11 feet at the top and is 20 feet high. If water flows into the tank at a rate of 10 ft3/minft3/min, how fast is the depth of the water increasing when the water is 12 feet deep?

Answers

Answer:

0.073 ft/min

Step-by-step explanation:

The radius of the tank = 11 feet and the height of the tank = 20 feet. The depth of water = h = 12 feet, let r be the radius of the water, hence:

[tex]\frac{r}{h}=\frac{11}{20}\\ \\r=\frac{11}{20}h\\ \\The \ volume\ of\ the \ tank\ is:\\\\V = \frac{1}{3} \pi r^2 h=\frac{1}{3}\pi (\frac{11}{20}h)^2.h=\frac{121}{1200}\pi h^3 \\\\Given\ that\ rate=\frac{d}{dt}(V)= 10ft^3/min\\\\\frac{dV}{dt}= \frac{d}{dt}( \frac{121}{1200}\pi h^3)\\\\\frac{dV}{dt}=\frac{121}{1200}\pi (3h^2\frac{dh}{dt})\\\\\frac{dV}{dt}=\frac{121}{400}\pi h^2(\frac{dh}{dt})\\\\Given\ water\ is\ 12ft\ deep, i.e.\ h=12.Substituting:\\\\[/tex]

[tex]10=\frac{121}{400}\pi (12^2)\frac{dh}{dt} \\\\\frac{dh}{dt} =0.073\ ft/min[/tex]

Jane earns $280 per week. Of her salary, 231% goes to taxes. After taxes, she puts 50% in savings and keeps 50% for spending. Of her
spending money, she uses 35% for food. About how much money does Jane spend on food each week?
A $26.22
B. $19.60
C. $23.10
D. $37.61

Answers

Answer:

i think its A. or D.

Step-by-step explanation:

Answer:

D.

Step-by-step explanation:

0.2325 times 280 is 65.1

280-65.1

214.9

214.9 divided by 2

107.45

107.45 times 0.35

37.6075 rounded to 37.61

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