Write 2,784 in expanded notation as a addition expression.

Answers

Answer 1
Answer:   2 x 1000
+7 x 100
+8 x 10
+4 x 1       
   2784

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Solve 16.24 ÷ 1000 A. 1.624 B. .01624 C. .1624 D. 1624

In a fish tank, ⅐ of the fish have a red stripe on them. if 18 of the fish have red stripes, how many totad fish are in the tank?

Answers

Answer:

total number of fish = 126

Step-by-step explanation:

let n be the total number of fish in the tank , then

(1)/(7) n = 18 ( multiply both sides by 7 to clear the fraction )

7 × (1)/(7) n = 7 × 18

n = 126

total number of fish in the tank is 126

What is the vertex of g(x)=8x^2 - 48x + 65?(-3,-7)
(3,-7)
(24, -7)
(-24, -7)

Answers

\textit{vertex of a vertical parabola, using coefficients} \n\n g(x)=\stackrel{\stackrel{\textit{\small a}}{\downarrow }}{8}x^2\stackrel{\stackrel{\textit{\small b}}{\downarrow }}{-48}x\stackrel{\stackrel{\textit{\small c}}{\downarrow }}{+65} \qquad \qquad \left(-\cfrac{ b}{2 a}~~~~ ,~~~~ c-\cfrac{ b^2}{4 a}\right)

\left(-\cfrac{ -48}{2(8)}~~~~ ,~~~~ 65-\cfrac{ (-48)^2}{4(8)}\right) \implies\left( - \cfrac{ -48 }{ 16 }~~,~~65 - \cfrac{ 2304 }{ 32 } \right) \n\n\n \left( \cfrac{ 48 }{ 16 }~~,~~65 - \cfrac{ 2304 }{ 32 } \right)\implies \left( \cfrac{ 48 }{ 16 }~~,~~65 - 72 \right)\implies (~3~~,~~ -7~)

What could be predicted if Elisondra and her friends use the spinner to decide who orders first during 40 visits? Check all that apply. a. A different person will order first every time. b. Elisondra will order first approximately 10 times. c. Diya will order first exactly 20 times. d. The spinner will land on Elisondra’s section 40 times. e. Each person will order first approximately the same number of times.

Answers

Answer:

b. Elisondra will order first approximately 10 times.

e. Each person will order first approximately the same number of times.

Missing Problem Statement:

Elisondra is eating at a restaurant with three friends. They want to choose at random who will order first. If you model the situation with the spinner, how many equal-sized sections should the spinner have?

What is the theoretical probability of the spinner landing on Elisondra's section?

Step-by-step explanation:

Now, before we proceed to the current options in the problem statement. We need to model the situation with the spinner, how many equal sized sections should spinner have?

Since Elisondra is with her 3 friends, so we have a total of 4 people.

So the spinner should have 4 equal sized sections

Theoretical Probability of spinner landing on Elisondra's section = (1)/(4)

In the given statement:

Spinner is used to decide who orders first during 40 visits.

The options that apply are:

B) Elisondra will order first approximately 10 times. As:

Theoretical Probability of spinner landing on Elisondra's section in 1 spin = (1)/(4)

Theoretical Probability of spinner landing on Elisondra's section in 40 spins = (40)/(4)=10 times

E) Each person will order first approximately the same number of times, as probability of any person ordering first is(1)/(4) in 1 spin.

Option (A), (C) and (D) do not apply as it is not possible.

Answer:

B) Elisondra will order first approximately 10 times.

E) Each person will order first approximately the same number of times.

Those two answers will help you certainly ! =w=

Step-by-step explanation: just did it!

A force (F) applied to an object of mass m1 produces an acceleration of 3.00 m/s^2. The same force applied to a second object of mass m2 produces an acceleration of 1.00 m/s^2.

a) what is the value of the ratio m1/m2?

b) if m1 and m2 are combined into one object, what is its acceleration under the action of the force

Answers

Force is the product of mass and acceleration

  • The ratio m1/m2 is 1/3
  • The acceleration is 3/4

(a) The ratio m1/m2

Force is calculated as:

F = ma

For the first object, we have:

F = m_1 * 3

For the second object, we have:

F = m_2 * 1

The forces on both objects are equal.

So, we have:

m_1 * 3 = m_2 * 1

Divide both sides by 3m2

(m_1)/(m_2)= (1)/(3)

Hence, the ratio m1/m2 is 1/3

(b) The acceleration when the masses are combined

In (a), we have:

(m_1)/(m_2)= (1)/(3)

Make m2 the subject

m_2 = 3m_1

Recall that:

F = ma

So, we have:

F =(m_1 +m_2) * a

Substitute m_2 = 3m_1

F =(m_1 +3m_1) * a

F =4m_1 * a

Substitute F = m_1 * 3 --- because the force is the same

m_1 * 3 =4m_1 * a

Cancel out m1

3 =4 * a

Divide both sides by 4

a = \frac 34

Hence, the acceleration is 3/4

Read more about force and acceleration at:

brainly.com/question/13370981

a) using f=ma, F=m1 x 3.00 =3m1
also F=m2 x 1.00 = m2
as the Fs are the same: 3m1=m2
this means that the ratio of m1 to m2 is 3 to 1 as there are 3 m1s for every m2.
b) again using f=ma, the combination of the masses is m1 + m2 or 4m1 as there are 3m1s in m2. so F=4m1 x a = 3m1 (as F is the same for all of them).
a = 3m1/4m1 = 3/4ms^-2

I went to the tire store in my total was $730.98 and I am scheduled to pay $27.96 a week how many weeks total will I be paying for the tires

Answers

We know that you bought tires for $730.98
You have to pay $27.96 a week to pay off what you bought.

Divide $730.98 by $27.96 

You will pay off the $730.98 in 26 weeks.

If f(x)=x*−81 and g(x)=(x−9)−1(x+9), find g(x)×f(x).

Answers

f(x) = x²-81

g(x) = (x-9) -1(x+9)

= (x-9) -x-9


g(x) • f(x)



= [x²-81 ] • [ (x-9) -x-9 ]

=[ x²-81 ] • [ (x-x -9-9) ]
= [ x²-81 ] •[0-18]
= [ x²-81] •[ -18]

= -18•x² +-81•-18
= -18x²+1458