Cuanto de dos mas dos

Answers

Answer 1

Answer:

Probably 4

Step-by-step explanation:

My day was pretty great, so I felt like answering this question to help out in any way possible. I hope to hear about your day, too, soon!


Related Questions

Steve made $50 raking leaves and $75 mowing lawns he gave 60% of his earnings to his mother how much did Steve give to his mother

Answers

Answer:

Steve gave his mother $75.

Step-by-step explanation:

Steve earned a total of $125.  Sixty percent of that went to his mother.  Convert 60% into the equivalent decimal fraction and multiply as indicated:

0.60($125) = $75

Steve gave his mother $75.

Answer:

Steve gave $75 to his mother.

Step-by-step explanation:

Steve earned a total of $125. Sixty percent of that went to his mother.  Convert 60% into a decimal and multiply:

0.60($125) = $75

A family has two cars. The first car has a fuel efficiency of 20 miles per gallon of gas and the second has a fuel efficiency of 40 miles per gallon of gas. During one particular week, the two cars went a combined total of 1100 miles, for a total gas consumption of 35 gallons. How many gallons were consumed by each of the two cars that week?

Answers

Answer:

Car 1 consumed 15 gallons, and Car 2 consumed 20 gallons.

Step-by-step explanation:

fuel efficiency = distance in miles/gallons of gas

fuel efficiency * gallons of gas = distance in miles

Car 1: 20 mpg

Car 2: 40 mpg

Total miles: 1100

Miles of Car 1: x

Miles of Car 2: 1100 - x

Total gallons: 35

Gallons for Car 1: y

Gallons for Car 2: 35 - y

Car 1:

fuel efficiency * gallons of gas = distance in miles

20 * y = x

Car 2:

fuel efficiency * gallons of gas = distance in miles

40 * (35 - y) = 1100 - x

20y = x

1400 - 40y = 1100 - x

20y = x

x = 40y - 300

40y - 300 = 20y

20y = 300

y = 15

35 - y = 35 - 15 = 20

Car 1 consumed 15 gallons, and Car 2 consumed 20 gallons.

Find the volume of the figure below. Round your answer to the nearest hundredth if necessary,
8 mi
6 mi
8 mi
4.3 mi
11 mi
97.3 mi?
Ob
177.8 mi?
255.5 mi?
Od
189.2 mi?

Answers

Answer:

d.   V = 189.2 mi³

Step-by-step explanation:

V = Bh

V = (11 mi)(4.3 mi)/2 × 8 mi

V = 189.2 mi³

ahorita comento la foto de mi procedimkentl

Find the measure of arc DB in OP.
mDB=

Answers

Answer:

90

Step-by-step explanation:

First of all you have to know that when 2 lines are perpendicular to each other,they produce a 90° angle, therefore DP||TD. Then you should remember that the measure of an arc is the same as the measure of the angle. So angle DB is 90°.

Multiply and simplify.

3/7 x 5/9

Answers

Answer:

[tex]\frac{5}{21}[/tex]

Step-by-step explanation:

1)  [tex]\frac{3}{7} *\frac{5}{9}[/tex]

Reduce the numbers with the greatest common factor : 3

2)  [tex]\frac{1}{7} *\frac{5}{3}[/tex]

Multiply the fractions.

3)  [tex]\frac{5}{21}[/tex]

Kat is interested in getting chickens so she can have fresh eggs. Before she buys her chickens, she wants to find the mean number of eggs each one will lay. She begins by randomly selecting 40 chickens from a large poultry farm and counts how many eggs each one lays within one month. She finds the mean to be 24.8 eggs with a standard deviation of 6.9 eggs. The resulting interval is (22.96, 26.64). Which of the following correctly interprets the 90% confidence interval for the true mean number of eggs chickens from this poultry farm lay within one month?

90% of all chickens at this farm lay between 22.96 and 26.64 eggs.
In repeated sampling, 90% of the time the true mean number of eggs chickens at this farm lay is 24.8.
Kat can be 90% confident that the constructed interval (22.96, 26.64) captures the true mean number of eggs chickens from this farm lay.
In repeated sampling, 90% of the time the true mean number of eggs laid by chickens from this farm will be captured within the interval (22.96, 26.64).

Answers

Answer:

C. Kat can be 90% confident that the constructed interval (22.96, 26.64) captures the true mean number of eggs chickens from this farm lay.

Step-by-step explanation:

Edge 2021

Can somebody plz help tell me how to find the people who surveyed like where do u find it? Thx!

WILL MARK BRAINLIEST WHOEVER CAN HELP WITH THIS :DDD

Answers

How many people surveyed is just asking you how many people took the survey so count the total amount of tally marks you did

hii please help asap ill give brainliest thanks

Answers

Why everyone write that link
The teachings of the buddha.

what goes in the highlighted box?

Answers

Answer: 11y

Step-by-step explanation:

When you add 6y and 5y that equals 11y <3

Answer:

11Y goes in the highlighted section.

Step-by-step explanation:

Since the Xs was crossed out you don't have to worry about the X going tin the highlighted area.

Then add the Ys together.

I can't really explain anymore, but i hope this helps!!!!

Then your final answer would be y=6. :)

At track practice, Preston
practiced running the hurdles for 2
hours. Then he practiced the high
jump for 1 hour and 30 minutes. If
Preston's track practice ended at
1:30 P.M., what time did it start?

Answers

His practice started at 10:00 am

Can someone help me with this question ASAP

Answers

Answer:

D

Step-by-step explanation:

Answer:

the answer is: parallelograms are quadilaterals

Solve for X -3/4(x+2)=6

Answers

Answer:

-10

Step-by-step explanation:

-3/4(x+2)=6

x+2=6/(-3/4)

x+2=(6/1)(-4/3)

x+2=-24/3

x+2=-8

x=-8-2

x=-10

Help please! No file attachments please, only write your answers in response to question.

Answers

this is the correct answer for the problem
AFK,CGJ,DEL,BHM

The circumference of a circle measures 15.7 centimeters. What is the measure of its diameter?
a. 12 cm
c. 5 cm
b. 10 cm
d. 2.5 cm

Answers

Answer:

a

Step-by-step explanation:

a. 12 cm

there you go

50 POINTS FOR BRAINLIEST (also $45 prize given on a cash sending app)
use a calculator if needed
Javier estimates the square root of 18 in the following way:

18−−√=29–√=2∗3=6
18=29=2∗3=6



Explain why her reasoning is incorrect.

Without using a calculator, the square root of 18 will be between what two values (remember to look for perfect squares/perfect square roots)? Show your reasoning. You do not need to find the decimal equivalent of the root.

Answers

Answer:

The square root will be about 4 because the formula for square root is √(x^2) = x

Step-by-step explanation:

Answer:

√18 = √(2x9) = 3√2. so they pulled the 2 out of the square root incorrectly.

4x4 = 16

5x5 = 25

so √18 is between 4 and 5. closer to 4

Step-by-step explanation:

Solve the following equations mentally 1. 5 – x = 8 2. -1 = x – 2 3. -3x = 9 4. -10 = -5x

Answers

Answer:

1. 5 – x = 8 , x = -3

2. -1 = x – 2 , x = 1

3. -3x = 9 , x = -3

4. -10 = -5x , x= 2

Step-by-step explanation:

Answer:

1. x= -3 ,2. x=1 , 3.x= -3 ,4.x=2

A highschool science teacher has 78 students. Of those students, 35 are in the band and 32 are on a sports team. There are 16 students who are not in the band or on a sports team. One student from the 78 students will be selected at random. Let even B represent the event of selecting a student in the band, and let event s represent the event of selecting a student on a sports team

Answers

Answer: s sports team because what i was thinking is that the band has a lot of kids so there for there gonna put that kid on the sports team or if the kid likes sports or if the kid likes band.

Step-by-step explanation:

Hey can you help me fast!!

Answers

Answer:

I believe the answer would be -4 1/2.

13/18 goodluckkkkkyyyy

Please help.
Is algebra.
PLEASE HELP NO LINKS OR FILES.
I don't want links.

Answers

The answer is c
To square it you would just do (5x-4y)(5x-4y)

Please help.
Is algebra.
PLEASE HELP NO LINKS OR FILES.
I don't want links.

Answers

Answer:

Question 5: The missing term her is r²

Question 6: The missing term here is 3.

Step-by-step explanation:

Question 5:

Let's write the equation and then solve it for the missing term. We will call this term x.

[tex](6r^{4}+4r)+(x-2r^{4}+3r)=4r^{4}+r^{2}+7r[/tex]

First, we simplify the letf term adding the similar terms.

[tex]x+4r^{4}+7r=4r^{4}+r^{2}+7r[/tex]

Now, we substract 4r⁴ and 7r in both sides.

[tex]x=r^{2}[/tex]

Therefore, the missing term her is r²

Question 6:

Here, we will call the missing term y. Now, let's solve it for y.

[tex](y-8x-x^{2})-(4x^{2}-7+6x)=-5x^{2}-14x+10[/tex]

Let's first distribute the minus sign into the parentehsis.

[tex]y-8x-x^{2}-4x^{2}+7-6x=-5x^{2}-14x+10[/tex]

Now simplify the left side by adding similar terms.

[tex]y-14x-5x^{2}+7=-5x^{2}-14x+10[/tex]

Now, let's add 14x and 5x² on both sides, then subtract 7 on both sides.

[tex]y=10-7[/tex]

[tex]y=3[/tex]

Therefore, the missing term here is 3.

I hope it helps you!

(4, 11), (10, 11), and (9, 7) is reflected over the y-axis .
PLEASE HELP THIS IS DUES TO DAY

Answers

Answer:

The new coordinates would be (-4, 11)

(-10, 11) (-9, 7) Hope this helps!

Please please ASAP ASAP please ASAP thank you so much bye no links or files

Answers

Answer:it looks like 90degrees from here so 45 since the middle line is halving it

Step-by-step explanation:

Subsets of sample spaces

Go to le

The sample space below shows the results of the final eight matches played by the English soccer team

Manchester United during their championship 2012 - 2013 season. They won matches where they scored

more goals than their opponent, lost matches where they scored less, and tied matches where they scored the

same amount.

If we take matches 1, 2, 4, 6, and 7 as a subset of the sample space, which of the statements below describe

this subset?

Choose all answers that apply:

CA

The subset consists of all the matches where Manchester United's opponent did not win.

B)

The subset consists of all the matches where Manchester United won or lost.

©

The subset consists of all the matches where Manchester United did not win.

Answers

Answer:

B) The subset consists of all the matches where Manchester United won or lost.

Step-by-step explanation:

1 - Manchester united lost

2 - Manchester United won

4 - Manchester United won

6 - Manchester United lost

7 - Manchester United won

Hence, 1, 2, 4, 6, 7 consists of matches where Manchester United either won or lost.

Therefore, 1,2,4,6,7 is a subset of the sample space where Manchester United won or Lost

Answer:

The letter may be in different orders.

2 answers: "The subset consists of all the matches where there were no ties" and "The subset consists of all the matches where Manchester United won or lost"

Step-by-step explanation:

process of elimination. All the nonhighlighted matches are were there were ties. The highlighted ones have no ties and both teams lost or won.

there are two machines that can produce aluminum cans. The newer machine can produce 5400 cans in 180 minutes. It takes the older machine 217 minutes produce that many cans. If the two machines work together, how long will it take them to produce 5400 cans?

Answers

The newer machine works at a unit rate of

(5400 cans) / (180 min) = 30 cans/min

while the older machine operates at

(5400 cans) / (217 min) ≈ 24.88 cans/min

So working together, the two machines work at a rate of about 54.88 cans/min. Producing 5400 cans would then take about

(5400 cans) / (54.88 cans/min) ≈ 98.39 min

When
1
3

k

+

1
4

k

=
1

, what is the value of k ?

1
7
1 seventh

12
7
12 sevenths

7
2
7 halves

6
6

12

Answers

Answer:

[tex] \frac{1}{3} k + \frac{1}{4} k = 1 \\ \frac{4k + 3k}{12} = 1 \\ 7k = 12 \\ k = \frac{12}{7} [/tex]

is youranswer

A cylindrical pipe is 25 ft long and has a volume of 900ft3 find it's approximate diameter to the nearest hundredth of a foot

Answers

Answer:

Diameter of the pipe ≈ 6.77 ft

Step-by-step explanation:

Volume of a cylinder = πr²h

Here, r = Radius of the cylindrical pipe

h = Length of the pipe

Volume of the pipe = 900 ft³

Length of the pipe = 25 ft

By substituting the given values in the formula,

900 = π(r)²(25)

r² = [tex]\frac{900}{25\pi}[/tex]

r = √11.459

r = 3.385

Diameter = 2(radius)

                = 2(3.385)

                = 6.77 ft

The diameter of the cylinderi is 6.77ft

Volume of a cylinder

the formula for calculating thevolume of a cylinder is given as

V = pi d²/4 × h

Given the following

V = 900ft³

h = 25ft

Substitute the given parameters

900 = 3.14 × d²/4 × 25

900 = 19.625d²

d² = 45.859

d = 6.77ft

Hence the diameter of the cylinderi is 6.77ft

learn more on cylinder here: https://brainly.com/question/23935577

The ages of customers at a store are normally distributed with a mean of 45 years and a standard deviation of 13.8 years.
(a) What is the z-score for a customer that just turned 25 years old? Round to the nearest hundredth.
(b) Give an example of a customer age with a corresponding z-score greater than 2. Justify your answer.
Best answer gets brainliest!

Answers

The Standard Normal distribution follows a normal distribution and has mean 0 and ... z = s. Example. Find the z-score corresponding to a raw score of 132 from a ... be less than a given value, greater than a given value, or in between two values. ... P(z < 2.37). Solution. We use the table.

URGENT!!HURRY!!PLS!!

Answers

Answer:

Step-by-step explanation:

[tex]\sqrt{}[/tex]A ^ 2 + B ^2 = C ^2 for hypotenuse

20^2 + 5^2 = C

400+25 = 425

[tex]\sqrt{425}[/tex] = 20.61

20.61 is hypotenuse.

X = 180 - 20.61 = 159.39

Hope that helps

- 4(y-2) = 12

What’s the value of x?

Explain

Answers

Answer:

There is no x, so I’ll find y

Step-by-step explanation:

-4(y-2)=12

Multiply -4 with y and -2

-4y+8=12

Then subtract 8 with its self and 12

-4y = 4

now divide both numbers with 4

y= -1

Step 1. Multiply -4 by y.... you get -4y
Step 2. Multiply -4 by -2.... you get 8
Step 3. Equation will be -4y+8=12
Step 4. Subtract 8 from 8 and 12
Step 5. Equation will be -4y=4
Step 6. Divide 4 by both sides
Step 7. Answer is y=-1

for the following question, find the volume of the given prism. round to the nearest tenth if necessary

Answers

Answer:

D) 269.3

Step-by-step explanation:

Rectangular prism volume:

V = whl

V = (12.1)(5.3)(4.2)

V = 269.346

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