1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
inn [45]
3 years ago
9

520% of 100 20 1/4% of 3 0.15% of 250 200%of 79 0.3% of 80 0.28% of 50

Mathematics
1 answer:
Tema [17]3 years ago
8 0
Since the word, 'of' means to multiply, whenever we see of multply the two numbers.
 Then there are two ways to dothis, sicne to convert a percentage into a decimal, you devide by 100, we can either do this after we multiply or bfore, it doesn't matter so I'm going to do it after.

1. 520x100=52000/100=520
2. 20.25x3=60.75/100=.6075
3. .15x250=37.5/100=.375
4. 200x79=15800/100=158
5..3x80=24/100=.24
6. .28x50=14/100=.14
You might be interested in
Using elimination (combination), which variable will be eliminated first? 5x-y=-21x+y=-3
stiks02 [169]

Answer:

Option B) The variable Y will cancel out first.

Step-by-step explanation:

we have

5x-y=-21 ----> equation A

x+y=-3 ----> equation B

Solve by elimination

Adds equation A and equation B

5x-y=-21

x+y=-3

--------------

5x+x=-21-3 ----->variable y will be eliminated first

6x=-24

x=-4

7 0
3 years ago
Ellen planted 1/5 of her entire garden on Friday, 2/15 of her garden on Saturday, and 3/10 of the garden on Sunday. What fractio
xxMikexx [17]

Answer:

19/30

Step-by-step explanation:

1/5 + 2/15 + 3/10

We need the LCD of 5, 15, and 10.

LCD = 30

1/5 + 2/15 + 3/10 =

= 6/30 + 4/30 + 9/30

= 19/30

Answer: 19/30

7 0
2 years ago
The inhabitants of the island of jumble use the standard kobish alphabet ($20$ letters, a through t). each word in their languag
rjkz [21]
We know that

<span>1. The number of all 4-letter words written using the alphabet of 20 symbols (from A to T) is 
20</span><span>^4=160,000
</span><span>
 2. The number of all 4-letter words written using the alphabet of 19 symbols (from B to T) is 
19</span><span>^4=130,321
</span><span>
 3. The difference represents exactly the number of all words of the inhabitants of the island of Jumble
difference=</span>(160,000-130,321)= 29679.

the answer is
29679
7 0
3 years ago
Write the solution of the given system of equations
Citrus2011 [14]

Answer:

Step-by-step explanation:

The solution to this system of equation is (4, 10)

3 0
2 years ago
Help asap please i will you give you brainlist
ivann1987 [24]

Answer:

103

Step-by-step explanation:

4 0
3 years ago
Read 2 more answers
Other questions:
  • The slope-intercept form of the equation of a line that passes through point (–2, –13) is y = 5x – 3. What is the point-slope fo
    13·2 answers
  • Round 52.37 to the nearest tenth
    8·1 answer
  • Which of the following can NOT be the product of two consecutive odd numbers?
    13·1 answer
  • Dalia has just enough money to buy either 6 pears and 20 oranges or 12 oranges and 11 pears. A pear costs $ 0.80. How much does
    13·1 answer
  • 37 chairs and 6 tables if The same number of chairs is placed at each table how many chairs can be placed at each table
    7·1 answer
  • This is the last question :)
    7·2 answers
  • Help me plz <br>I will give points ​
    14·2 answers
  • Given the line 2x + 3y = 5, write an equation for a line in slope intercept form that is parallel
    10·1 answer
  • Plz help I’m on time
    12·1 answer
  • Please help me with this homework
    8·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!