Mr. Rozario bought some oranges and some apples. The ratio of oranges to apples is 2:5. He gave 3/4 to his sister and 34 oranges to his brother. He now has a ratio of 2:3. How many oranges and apples did he buy?

Answers

Answer 1

Answer:

He bought 544 oranges and 1,360 apples

Step-by-step explanation:

Here, we want to know the number of oranges and apples bought

Let the number of oranges be x and the number of apples be y

Looking at their ratios;

x:y = 2:5

so;

x/y = 2/5

2y = 5x ••••••(i)

Now, he lost 3/4 of the apples ( by giving out)

What would be left with him is (1-3/4) = 1/4 * y = 0.25y

What is left with him out if the oranges will be; x-34

So now;

0.25y/x-34 = 2/3

3(0.25y) = 2(x-34) •••••••(ii)

From i, y = 5x/2 = 2.5x

Putting this into ii above, we have

3(0.25)(2.5x) = 2x - 68

1.875x = 2x-68

2x-1.875x = 68

0.125x = 68

x = 68/0.125

x = 544

But y = 2.5x

y = 2.5 * 544 = 1,360


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Answers

1. Write the equation that represents the data set for Crew A using the variables E for earnings and h for hours.

120e/1h

2. Write the equation that represents the data set for Crew B using the variables E for earnings and h for hours.

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The graph shown represents a system of equations used to solve a polynomial inequality. If the polynomial expression must be greater than 50, which represents the solution set of the inequality? (–7, 0) U (2, ∞) (–7, –5.94) U (–2.469, 3.409) (–5.94, –2.469) U (3.409, ∞) (–5.94, –2.469) U (2, ∞)

Answers

Answer:c

Step-by-step explanation:

Answer:

C forsure i just did it just trying to help

Step-by-step explanation:

whats the slope (1,8) and (4,6)​

Answers

Answer:

-2/3

Step-by-step explanation:

1. Which of the following linear equations has a negative slope? Circle all that apply. A. y = 2x – 5 B. y = 4– 7x C. y=-3 D. X = -1 E. y=-5/4x+2 F. y=1/2x-2​

Answers

Answer:

C) y= -3, D) x= -1, E y= -5/4x +2

Step-by-step explanation:

C D and E if you plot them on a graph it would be a negative slope

Write a linear function f with the values f(−1)=5 and f(3)=4.

Answers

Answer:

f(x)=-0.25x+4.75

Step-by-step explanation:

-0.25x+4.75

-0.25(-1)+4.75=5

-0.25(3)+4.75=4

Hope this helps!

What is the slope of the line that passes through the points listed in the table.

It should be easy I’m just not smart.

Answers

Answer:

this answer will be b

Step-by-step explanation:

The cost of toilet paper increased by 50% after the "Great Toilet Paper Shortage" of 2020.

If toilet paper cost $6.50 before the shortage, how much did it cost after the shortage?​

Answers

Answer:

I think 9.25

Step-by-step explanation:

Answer:

9 dollar

Step-by-step explanation:

it is now 9 dollar because the increase was 3.00

please help im about to get in trouble

Answers

The answer is by changing the values 0,4 3,6 6.8 9.10 make it 0,4  3,8  6,12 9,16

Step-by-step explanation:

I am just that smart

Can someone tell me the answer?

Answers

Answer:

5

Step-by-step explanation:

16÷3=5r1. Hope this helps

The line that passes through (2, 4) and (0, 8) can be expressed by which of the following

Answers

Answer:

The first one and the second one

Step-by-step explanation:

I hope that this helped

Janet has $25.37 in her bank account. She decides to purchase a video game online which costs $49.99. The bank will automatically withdraw money from her account. How much money will Janet owe the bank?

Answers

Answer:

She will owe the bank $24.62

Well heck,how come, to me this looks like collage level stuff please help me? My cousin isn’t awake enough and he usually helps me and I don’t wanna wake him up,just help me till he wakes up. Try to answer correctly please,if you don’t know then please scroll past ok? I need to get this right so my mom can think I’m “perfect”

Answers

Answer:

Step-by-step explanation:

i=prt

your p=30 dollars

rate is 10%

t=1 year

i=(30*0.01*1)=3

3 dollars

Can someone please help?!

Answers

Answer: B

Explanation:










Please help! Almost done! thx

Answers

Answer:

c^2 = a^2 + b^2 - 2ab cos(C)

Step-by-step explanation:

The angle at A is named A, the angle at B is named B, and the angle at C is named C

Evaluate square root of 121

Answers

Answer:

the square root of 121 is 11

the square root of 121 is 11

Which expression gives the correct volume of the steps?

Math item stem image
CLEAR CHECK

4×4×1 cubic feet



(4×4×1)+(3×3×3) cubic feet



(4×4×1)+(3×3×1)+(2×2×1)+(1×1×1) cubic feet



(4×4×4)+(3×3×3)+(2×2×2)+(1×1×1) cubic feet

Answers

Answer:

(4×4×4)(3×3×3)(1×1×1) Cubic feet

This is urgent!!!! PLEASE DON'T HELP!!!​

Answers

Answer:

okay

Step-by-step explanation:

dont want help? bye good luck!

Tim and Lizzy are going camping. Tim has x amount of marshmallows for making stores. Lizzy has 6 times as many marshmallows as Tim.


What expression represents how many marshmallows Lizzy has?
x - 6

6/x

6x

6 + x


I NEED THIS ASAP PLEASEEEE!

Answers

Answer:

......................

6x or C because the expression says Lizzy has 6 times the amount of marshmallows Tim has. Tim has x amount of marshmallows so the expression for Lizzy’s marshmallows is 6 times x. Because x can be a variable in algebra we just write the expression as 6x.

PLEASE HELP!!!! THIS IS MY LAST QUESTION!!!WILL GIVE BRAIN}!!!

Answers

Answer:

x^2+7

Step-by-step explanation:

Kevin mowed 12 laws and earned a total of $60 which represents the amounts of money earned per lawn

Answers

Answer:

$5 per lawn

Step-by-step explanation:

60 divided by 12 = 5

La Sra.Elena y el Sr.Eulalio,abortan taxis diferentes de la misma empresa el costo del servicio es un importe fijo de salida (banderazo) mas otra cantidad por los kilometros recorridos.Si la SraElena paga $190 por recorrer 8 km y el Sr Eulalio paga $130 por correr 5 km calcular el costo de banderazo y el costo por kilometro recorrido

Answers

Answer:

$ 30

$ 20

Step-by-step explanation:

Sea el costo fijo xy el costo por km sea y suponiendo que es el mismo para ambos taxis.

De la pregunta obtenemos las dos ecuaciones

[tex]x+8y=190\quad ...(i)[/tex]

[tex]x+5y=130\quad ...(ii)[/tex]

Aplicando [tex](i)-(ii)[/tex]

[tex]8y-5y=190-130\\\Rightarrow 3y=60\\\Rightarrow y=\dfrac{60}{3}\\\Rightarrow y=20[/tex]

Sustituyendo en [tex](ii)[/tex]

[tex]x+5y=130\\\Rightarrow x+5\times 20=130\\\Rightarrow x=130-100\\\Rightarrow x=30[/tex]

Entonces, el costo fijo es de $ 30 y el costo por km es de $ 20.

Mario makes 6 free throw shots out of his first 10 attempts.

Answers

Answer;

he missed 4 of his shots

Step-by-step explanation:

Mario made 4/10 shots

please help will mark brainliest

Answers

Answer:

two

Step-by-step explanation:

Consider the line y=-2/7x-7
and the point is (-7,-4) what would the perpendicular line be and the parallel be

Answers

Answer:

a) The equation of line perpendicular to above line and passes through point (-7,-4) is [tex]\mathbf{y=\frac{7}{2}x+\frac{41}{2}}[/tex]

b) The equation of line parallel to above line and passes through point (-7,-4) is [tex]\mathbf{y=-\frac{2}{7}x-6}[/tex]

Step-by-step explanation:

We are given the line: [tex]y=-\frac{2}{7}x-7[/tex]

The slope of the above equation is: [tex]m=-\frac{2}{7}[/tex] (By comparing with general form [tex]y=mx+b[/tex] where m is slope)

a) Find equation of line perpendicular to above line and passes through point (-7,-4)

If two lines are perpendicular there slopes are opposite reciprocal i.e [tex]m_1=-\frac{1}{m_2}[/tex]

The slope of new line will be: [tex]m = \frac{7}{2}[/tex]

Now finding y-intercept using slope and point (-7,-4)

[tex]y=mx+b\\-4=\frac{7}{2}(-7)+b \\-4=\frac{-49}{2}+b \\b=-4+\frac{49}{2}\\b=\frac{-8+49}{2}\\b=\frac{41}{2}[/tex]

So, the equation of line perpendicular to above line and passes through point (-7,-4) will be:

[tex]y=mx+b\\y=\frac{7}{2}x+\frac{41}{2}[/tex]

So, the equation of line perpendicular to above line and passes through point (-7,-4) is [tex]\mathbf{y=\frac{7}{2}x+\frac{41}{2}}[/tex]

b) Find equation of line parallel to above line and passes through point (-7,-4)

If two lines are parallel there slopes are same i.e [tex]m_1=m_2[/tex]

The slope of new line will be: [tex]m = -\frac{2}{7}[/tex]

Now finding y-intercept using slope and point (-7,-4)

[tex]y=mx+b\\-4=-\frac{2}{7}(-7)+b \\-4=-2(-1)+b\\-4=+2+b \\b=-4-2\\b=-6[/tex]

So, the equation of line parallel to above line and passes through point (-7,-4) will be:

[tex]y=mx+b\\y=-\frac{2}{7}x-6[/tex]

So, the equation of line parallel to above line and passes through point (-7,-4) is [tex]\mathbf{y=-\frac{2}{7}x-6}[/tex]

A case of canned dog food has 12 cans. Each can has 12.5 ounces of food. If Synceer’s dog eats 18 ounces of canned dog food a day, how many days will a case of canned dog food last?

Answers

Answer:

8 Days with 6 ounces of Dog Food left Over

Step-by-step explanation:

12 Cans per Case x 12.5 ounces per can = 150 Ounces Total

150 Ounces/18 ounces per day= 8.3333333333333 Days

.3333333333333 Days x 18 ounces = 6 remaining ounces.

Lola's puppy weighed 19 ounces on the second visit the puppy had gained 9 ounces on the third visit the puppy heaven gained another 7 ounces what is the percent increase since the first visit and the puppy weighed around to the nearest percent

Answers

Answer:

84%

Step-by-step explanation:

In order to calculate this, we first need to calculate the total weight of the puppy on the last visit. We do this by adding the weight that the puppy gained each visit like so...

19oz + 9oz + 7oz = 35oz

Now that we have the final weight we simply divide the final weight by the initial weight of the puppy in the first visit. Then we subtract 1 from that value and multiply by 100 to get the percentage increase.

35oz / 19oz = 1.84

1.84 - 1 = 0.84

0.84 * 100 = 84%

Finally, we can see that the puppy had an 84% increase since the first visit.

Determine the intercepts of the line.
y = -32 + 12
y-intercept:
x-intercept:

Answers

Answer:

y-intercept: 12

x-intercept: unknown

Step-by-step explanation:

I think you meant y=-32x+12.

Plz hurry I will give 17 points

their notes to help them process the
The editing and formatting features of eNotes allow students to blank
information.

The answers are organize,translate,increase,misplace

Answers

Your answer should be organize, correct me if I’m wrong !

Answer:

Organize

Step-by-step explanation:

A customer purchased a total of 10 hats and scarves. Each hat cost $4.50 and each scarf cost $3.00. The customer spent $36.00 all together.

How many hats did the customer buy?

Enter your answer in the box.

Answers

Answer:

The customer bought 4 hats, and 6 scarves.

Step-by-step explanation:

$4.50x4 = $18

$3.00x6 = $18

$18 + $18 = $36!

Please mark "Brainliest"!?

- Pricespidey

compare 5_5.4 by choosing <,>,or =​

Answers

Answer: five is < than 5.4

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