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MrMuchimi
3 years ago
10

How to add and subtract mixed number

Mathematics
1 answer:
sp2606 [1]3 years ago
4 0

Answer: Find the Least Common Denominator (LCD)

Find the equivalent fractions.

Add or subtract the fractions and add or subtract the whole numbers.

Write your answer in lowest terms.


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Imagine you have a job where you earn $700 each week after taxes. Your monthly living expenses include $725 for rent, $125 for u
Softa [21]

The monthly income is $844.

Given:

  • Weekly earning after taxes is $700
  • Monthly rent is $725
  • Monthly expense for utilities is $125
  • Monthly expense for cable/internet is $120
  • Monthly expense for cellphone is $35
  • Monthly expense for bus fare is $48
  • Minimum monthly payment of credit card debt is $78
  • Monthly expense for groceries is $600
  • Monthly expense for dining out and entertainment is $225

To find: The monthly income

The monthly income refers to the amount of money left over each month after paying all expenses.

Evaluating, we have,

The total monthly expense = $(725 + 125 + 120 + 35 + 48 + 78 + 600 + 225)

That is, the total monthly expense is $1956.

It is given that weekly earning after taxes is $700. Since a month contains 4 weeks, we can say that monthly earning after taxes is $(700 \times 4), that is, $2800.

Then, monthly income is given by the difference between the monthly earnings and the monthly expenses. So, monthly income is $(2800-1956), that is, $844.

The monthly income is $844.

Learn more about income and expenses here:

brainly.com/question/18456246

7 0
3 years ago
You sell 200 laptops per month at $499 per laptop. You sell 350 smartphones per month at $399 per phone. Which
tatuchka [14]

Answer:

B) Smartphones

Step-by-step explanation:

In order to answer this question we need to find the total revenue for the laptops and smartphones.

Let's start with the laptops.

Given:

  • 200 laptops/month
  • $499 per laptop

To find the total revenue of all these laptops we need to multiply 200 by 499.

(200) *(499) = 99,800

Therefore, the total revenue of the laptops alone is $99,800.

Now, let's do the smartphones.

Given:

  • 350 smartphones/month
  • $399 per smartphone

To find the total revenue of all these smartphones we need to multiply 350 by 399.

(350) * (399) = 139,650

Therefore, the total revenue of the smartphones alone is $139,650.

Comparing the two revenues we see that the smartphones generate more sales in dollars.

Hope this helps!

- Kay

7 0
3 years ago
BRAINLIEST AND 20 POINTS ANSWER ASAP PLZ
galben [10]
R = m - v + 2, where r = faces, v = vertices, and m = edges

r = 28 - 13 + 2
r = 15 + 2
r = 17, so the first answer is correct.

7. The surface area of a cone is A = pi*r*sqrt(r^2 + H^2)

A = pi*(7)(sqrt(49 + 1849)
A = pi*(7)(43.57)
A = pi*305 = 959 m^2, so the first answer is correct.

13. The volume of the slab is V = HLW
V = (5 yards)(5 yards)(1/12 yards)
V = 25/12 cubic yards

So it costs $46.00*(25/12) = $95.83 of total concrete. The third answer is correct.

21. First, find the volume of the rectangular prism. V = HLW
V = (15 cm)(5 cm)(7 cm)
V = 525 cm^3

Next, find the volume of the pyramid. V = 1/3(BH), where H is the height of the pyramid and B is the area of the base of the pyramid. Note that B = (15 cm)(5 cm) = 75 cm^2

V = (1/3)(75 cm^2)(13 cm)
V = 325 cm^3

Add the two volumes together, the total volume is 850 cm^3. The fourth answer is correct.

22. The volume of a square pyramid is V = 1/3(S^2)(H), where S is the side length and H is the height.

V = (1/3)(20^2 in^2)(21 in)
V = 2800 in^3

Now that we know the volume of this pyramid, and that both pyramids have equal volume, we plugin our V to the equation for the volume.

2800 = (1/3)(84)(S^2)
2800 = 28S^2
100 = S^2
<span> 10 in = S, so we have a side length of 10 in, and the first answer is correct. </span>
3 0
3 years ago
A company charges $211.25 for 5 trees and 15 shrubs. The company charges 15.25 more for a tree than a shrub. How much does each
postnew [5]
The answer is $1.96 I hope I could help?
6 0
3 years ago
Read 2 more answers
What is the value of x?
xz_007 [3.2K]

Answer:

x = 15

Step-by-step explanation:


4 0
3 years ago
Read 2 more answers
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