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Hatshy [7]
3 years ago
10

What is a rational number? Please explain it as though you're explaining to a child (I'm just that dumb)

Mathematics
1 answer:
Ivahew [28]3 years ago
7 0

Answer:

Step-by-step explanation:

A rational number is a number that can be expressed as a fraction p/q where p and q are integers and q!=0. A rational number p/q is said to have numerator p and denominator q. Numbers that are not rational are called irrational numbers. The real line consists of the union of the rational and irrational numbers. The set of rational numbers is of measure zero on the real line, so it is "small" compared to the irrationals and the continuum.

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Pls helppppp last questionnnnn
zzz [600]

Answer:

G. \frac{3.2}{2} = \frac{a}{8}

Step-by-step explanation:

Given that figure I and figure II are similar, it follows that the ratio of their corresponding side lengths are equal and the same.

Thus:

\frac{3.2}{2} = \frac{a}{8} = \frac{8}{5} = \frac{6.4}{b}

Therefore, the proportion that must be true is:

✔️\frac{3.2}{2} = \frac{a}{8}

3 0
3 years ago
-4=b/2 <br> a)-8<br> b)-2<br> c)2<br> D)8
Kitty [74]
Answer : A {-8}

-4 = b/2

-4 *2 = b

-8 = b
7 0
4 years ago
Ahmed and Christy are selling boxes of fruit for a Habitat for Humanity fundraiser. Customers can buy small boxes of fruit and l
Kamila [148]

Answer:

The cost of one small box of fruit is $5.00 and the cost of one large box of fruit is $15.50

Step-by-step explanation:

Let

x ----> the cost of one small box of fruit

y ----> the cost of one large box of fruit

we know that

Ahmed

Ahmed sold 24 small boxes of fruit and 14 large boxes of fruit for a total of $337.00.

so

24x+14y=337.00 -----> equation A

Christy

Christy sold 21 small boxes of fruit and 16 large boxes of fruit for a total of $353.00

so

21x+16y=353.00 ----> equation B

Solve the system by graphing

Remember that the solution is the intersection point both graphs

using a graphing tool

The solution is the point (5,15.5)

see the attached figure

therefore

The cost of one small box of fruit is $5.00 and the cost of one large box of fruit is $15.50

7 0
3 years ago
Is (2,12) a solution to the given system? y&gt;2x+4 y&lt;3x+7 Yes No What is the solution of the system of equations shown below
Reika [66]
<span>Is (2,12) a solution to the given system? y>2x+4 y<3x+7
 
Yes

What is the solution of the system of equations shown below?
2x+2y=10 5x-2y=4

(2,3)

The point (-3,11) is a solution of which of the following systems?
y≥x-2 

Melissa keeps a jar for holding change. The jar holds 21 coins. All of the coins are quarters and nickels. The total amount in the jar is $3.85. How many quarters are in the jar?
21

Steve is taking a 50 question test and he answered all questions. He earned 3 points for each question he answered correctly. He lost 1 point for each question he answered incorrectly. His final test score was 102 points. The system of equations below describes the relationship between the number of questions he answered correctly (x) and the number of questions he answered incorrectly (y).
x+y=50 3x-y=102
Part of the solution of the system of equations is x=38. What does this value represent?

the number of points Steve earned from questions he answered correctly


Drake is recording a new album. The record company wants him to record 14 or fewer songs and the album must be shorter than 72 minutes. He can record short songs that are about 3 minutes in length or long songs that are about 5 minutes in length. Which system of inequalities best represents the number of short songs (x) and the number of long songs (y) Drake can record for his new album?
3x+5y≤72</span>
4 0
4 years ago
Y=-3/2x+9 2x+2y=16 how to solve it by using substitution
ycow [4]
Equation 1)  y = -3/2x + 9
Equation 2)  2x + 2y = 16

Add 3/2x to both sides of equation 1.

1)  3/2x + y = 9

Then, multiply all of equation one by 2.

1)  2(3/2x + y = 9)

1)  3x + 2y = 18
2)  2x + 2y = 16

Subtract.

x = 2

Plug in 2 for x in the first equation.

y=-3/2x+9

y = -3/2(2) + 9

y = -3 + 9

y = 6

So, x=2 and y = 6

~Hope I helped!~
3 0
3 years ago
Read 2 more answers
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