A water tank holds 657 gallons but is leaking at a rate of 4 gallons per week. A second water tank holds 876 gallons but is leaking at a rate of 7 gallons per week. After how many weeks will the amount of water in the two tanks be the same?

Answers

Answer 1
Sometimes setting up the equation is the hardest part. Starting gallons minus (leaking gallons times number of leaking weeks) equal to the other tank, same setup.

657 - 4w = 876 - 7w
3w = 219
w = 73

Checking the math:

657 - 4(73) = 365
876 - 7(73) = 365

73 weeks

Related Questions

Fred runs 4 laps around a track in 6 minutes. How many minutes per lap is that? How many laps per minute?

Answers

Answer:

0.67 Laps per minute

Step-by-step explanation:

4 Laps over 6 Minutes

4/6 = 0.67

4768 in standard form?​

Answers

Answer:

4.768×10^3

Step-by-step explanation:

4768 in standard form:

4.768 *10^3

It already is in standard form.

Find the area of the figures

Answers

Answer:

120.

Step-by-step explanation:

area = L x W which means you multiply 15x 8.

I’ve attached my work...
You can simplify the answer more to a decimal but not sure how you need the answer as

could you help please​

Answers

The 18th term would be 70

A school board voted whether to adopt a new math text book.Those that voted yes outvoted those that voted no by a ratio of 5:1 if 18 total school board members voted in the meeting how many voted yes for new math books?

Answers

Answer:

Members that voted yes = 15 Members

Step-by-step explanation:

Members that voted yes : members that voted no = 5 : 1

Total ratio = 5 + 1 = 6

total school board members that voted = 18

how many voted yes for new math books?

Members that voted yes = 5/6 × 18

= 0.8333333333333 × 18

= 15 members

Members that voted yes = 15 Members

members that voted no = 1/6 × 18

= 0.1666666666666 × 18

= 3

members that voted no = 3 members

The distance in miles that some students live from school is show in the histogram which stamen about the data in the histogram is true

Answers

Answer:

D). The distribution of the data is symmetrical, so the mean and median are within the "2.1-3 mile" category.

Step-by-step explanation:

The last statement i.e. 'The distribution..."2.1-3 mile" category' correctly asserts a true claim regarding the data provided in the given histogram. It aptly states that the dissemination of the data is uniform(2, 4, 5, 4, 2(no. of students) live between the distance of 0.1 to 5 miles from the school) and this causes both the mean, as well as, the median of the distribution to fall in the category between '2.1 to 3 mile.' Thus, option D is the correct answer.

A pile of earth removed from an excavation is a cone measuring 6ft high and 30ft across its base. How many trips will it take to haul away the earth using a dump truck with a capacity of 125 cubic feet?

Answers

Answer: 14

Step-by-step explanation:

Given

Excavation cone measures

height [tex]h=6\ ft[/tex]

Diameter [tex]d=30\ ft[/tex]

Truck can dump [tex]125\ ft^3[/tex] at a time

The volume of a cone is

[tex]V=\dfrac{1}{3}\pi r^2h[/tex]

Putting values

[tex]\Rightarrow V=\dfrac{1}{3}\times \pi\times 15^2\times 6\\\Rightarrow V=1413.9\approx 1414\ ft^3[/tex]

No of trips(N) required to accumulate this much volume is given by

[tex]\Rightarrow N=\dfrac{1414}{125}=13.3\approx 14[/tex]

Therefore, 14 trips are necessary to accumulate a cone of volume [tex]1414\ ft^3[/tex]

matematicas 2×-4y=-8​

Answers

Answer:

y = 2.5

Step-by-step explanation:

-4y = -8-2

-4y = -10

y = -10÷-4

y = 2.5

indentify the measure of angle 2. ( write the number only.)

Answers

Answer:

72°

Step-by-step explanation:

here's your solution

=> we know angle A + angle S = 2

=> angle 2 = 30° + 42°

=> 72°

hope it helps

PLS HELP IM TIMED!!!

Answers

Answer:

(10,-1)

Step-by-step explanation:

Answer:

10,-1

Step-by-step explanation:

when going right it adds a positive number to the x axis

when going left it adds a negative number to the x axis (same as subtracting)

when going up it adds a positive number to the y axis

when going down it adds a negative number to the y axis (same as subtracting)

Please help i dont know the answer and this is due today

Q Nine divided by the product of a number and Five

Q2 The product of a sum and diffrence of x and y​

Answers

Step-by-step explanation:

Q Nine divided by the product of a number and Five

Let the number = x

product of a number and Five = x * 5 = 5x

The expression is given as;

[tex]\frac{9}{5x}[/tex]

Q2 The product of a sum and difference of x and y​

Sum of x and y = x + y

Difference of x and y = x - y

The expression is given as;

(x + y) * ( x -y)

x^2 + xy - xy - y^2

x^2   - y^2

Xander is starting his own small business. He borrows $10,000 from the bank at a 4% rate for 5 years. Find the interest he will pay on this loan.

Answers

Answer:

$6000

Step-by-step explanation:

Given data

Principal=$10000

Rate=4%

time=15years

The simple interest id found by

SI=PRT/100

substitute

SI=10000*4*15/100

SI= 600000/100

SI=$6000

Hence the interest is $6000

I paid $30.48 for 12 gallons of gas. What is
the unit rate of gas per gallon?
FAST PLLZZZZ

Answers

Answer:

$2.54 per gallon

Step-by-step explanation:

30.48 / 12 = 2.54

Answer:

$2.54

Step-by-step explanation:

30.54 / 12 = 2.54

Find the measure of the missing angle.
17
81 x°

Answers

Answer:

82 degrees

Step-by-step explanation:

Hope this helps!

Lmk if you have any questions!

Have a great day! :)

Angle DEF is similar to angle JKL.Find the length of JL and KL? First triangle DF 12.4cm DE 4cm EF 9cm other triangle JK 3cm JL ? KL ?

Answers

Answer:

KL = 6.75cm

JL = 9.3cm

Step-by-step explanation:

SInce Angle DEF is similar to angle JKL.

Then;

DE/EF = JK/KL

Given

DE = 4cm

JK = 3cm

EF = 9cm

Substitute

4/9 = 3/KL

4KL = 27

KL = 27/4

KL = 6.75cm

Similarly

DF/EF = JL/KL

12.4cm/9 = JL/6.75

9JL = 12.4 * 6.75

9JL = 83.7

JL = 83.7/9

JL = 9.3cm

Please help! Thank you

Answers

Answer:

B 10/26

Step-by-step explanation:

Cosine is the adjacent side over the hypotenuse.

Step-by-step explanation:

cos A=base/hypotenuse

cosA=10/26 is your answer

24 km
10 km
What is the length of the hypotenuse?

Answers

Answer:

20

Step-by-step explanation:

the hypotenuse is double the length of the shortest leg

The length of the hypotenuse would be 26 km

Delvin conduct a scientific experiment for a certain time the temperature of a compound rose 1 3/4 every 2 1/3 hours how much is the temperature of the compound rise in one hour?

Answers

skskksdkswppswknrenennenje

PLS HELP, WILL REWARD BRAINLIEST ASAP :)

Answers

5447 x 45 equals nine

A number m increased by 5 is 7

Answers

Answer:

m+5=7

Step-by-step explanation:

a number=m

increased by 5= +5

is 7 = =7

(a number) 5 (increased by 5) +5 (is 7) =7

                  5                             +5          =7

Compare 1 over 7 and 1 over 8

Answers

Answer:

1/7 > 1/8

Step-by-step explanation:

In fractions, is the numerator is one on both numbers, then whichever denominator is largest means the fraction is the smallest.

1/7 is bigger than 1/8

Simplify the following surd expressions

a) 5√5 - 2√5

b) 8√7 + 3√7​

Answers

Answer:

a)3√5

b)11√7

is answer.

Please help I will give brainliest​

Answers

Answer:

1. 40 ft

2. 150 bricks

3. 100 ft

Step-by-step explanation:

Answer:

1st place on perimeter is 40

last on perimeter is 100

2nd place on # of bricks is 150

Step-by-step explanation:

200 bricks is 80 square feet, so 200/80 is 2.5. so 2.5 bricks is one square foot, that means that 25 bricks is 10 square feet, 20 is 50, and so on

A random representative survey of 100 seventh-graders in Washington Middle School shows that 20 students read 5 or more books over the summer. If there are 275 seventh-graders at Washington Middle School, based on the sample results how many seventh-graders read 5 or more books last summer?

Answers

20 out of 100 read 5 or more.

20/100 = 0.2

Now multiply the total students by 0..2:

275 x 0.2 = 55

55 people read 5 or more books.

What is the equation for y in the inequality -3(2y+4) < 12 - 4y?

Answers

-6y-12<12-4y

First, add 12 on both sides.

-6y<24-4y

Now add 4y on both sides.

-10y<24

Divide -10.

y<-2.4

---

hope it helps

Answer:

y > -12

Explanation:..

16
Kaci has $760 in her savings account and $200
in her checking account. If she withdraws $40
from her checking account, find the ratio of her
checking account balance to her savings
account balance. Write the ratio in simplist
form.
What is 200 - 40? Also, the GCF of 160 and 760 is 40

Answers

Answer:

Step-by-step explanation:

mkk

What’s the value of x?

Answers

Answer:

x=114 i believe

Step-by-step explanation:

x+66=180

subtract 66 from 180,which gives you 114

Answer is 114
Explanation:
The line is 180 degrees so you need to subtract 66 from 180, hope this helps!!<3

Also could I have a brainliest possibly?:)


Solve the following
equation and check your answer​

Answers

Answer:

use the app socratic to find the answer

Answer:

8/9

Step-by-step explanation:

5a-3=a/2+1

2(5a-3)=a+2

10a-6=a+2

10-a=6+2

9a/9=8/9

a=8/9

Jake map shows the distance from the big star coffee to the restaurant supply store as it 3 cm is the scale of the map is 1 cm to 8 km what is the real distance from the shop to the store

Answers

Answer: The real distance from the shop to the store = 24 km.

Step-by-step explanation:

Given: The distance from the big star coffee to the restaurant supply store  = 3cm  (On map)

Scale of the map : 1 cm to 8 km

That means, the real distance from the shop to the store = 3 x ( 8 km ) = 24 km

Hence, the real distance from the shop to the store = 24 km.

Evaluate the expression for b = 5

3b + 10

Answers

Answer:

3b = 3 x 5

3 x 5 + 10 = 15 + 10 = 25

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