Is 0.7 a rational or irrational number? why is a rational number

Answers

Answer 1
Answer:

0.7 is a rational number.

Explanation:

Because it is a terminating decimal expansion.

Answer 2

Answer:

The decimal 0.7 is a rational number. It is read as seven tenths and is equivalent to the fraction 7/10. Since it can be written as a fraction


Related Questions

What is 3 over 5 + 1 over 9

Answers

Answer:

2/5

Step-by-step explanation:

3/5 + 1/9

= 12+6/45

= 18/45 which is 2/5

What is the value of x? 0.9(x+1.4)−2.3+0.1x=1.6 Help quick

Answers

the answer is x is equal to 2.64

Answer:

x= 2.64

Step-by-step explanation:

sorry im a little late but thats the answer!

PLZZZZ HELP ME!!!!! I WiLL MARK U AS BRAINLIEST

Answers

Answer:

Step-by-step explanation:

I would say you can distribute the money by saving $25 dollars for your medium and log term and $50 for your short term. Because you will eventually raise enough from your paycheck to get your laptop. Then, once you get your laptop you put more money to your other terms.

what is the answer to 6(x+1)-5x=8+2(x-1)

Answers

Answer:

answer is X=0

mark this as brainiest.

Serena wants to create snack bags for a trip she is going on. She has 6 granola bars and 10 pieces of dried fruit. If the snack bags should be identified without any food leftover, what is the greatest number of snack bags Serena can make?

Answers

Answer:

2

Step-by-step explanation:

Given the question :

Serena wants to create snack bags for a trip she is going on. She has 6 granola bars and 10 pieces of dried fruit. If the snack bags should be identified without any food leftover, what is the greatest number of snack bags Serena can make?

Number of granolas = 6

Number of dried fruits = 10

Since the snackbag is to be designed in such a way that there should be no food leftover, the greatest number of snack bags Serena can make could be obtained by getting the highest common factor of (6 and 10)

____6____10

2___3____5

Here, the highest common factor of 6 and 10 is 2

Hence, the greatest number of snack bags she can make is 2.

a rectangular picture has a length of 9 1/2 feet and width of 7 7/8 feet. How will you determine how much border is needed.
a. add 9 1/2 and 7 7/8
b. multiply 9 1/2 and 7 7/8
c. estimate with length 9 feet and width 7 feet
d.estimate with length 10 feet and length 8 feet

Answers

Answer:

c) part

Step-by-step explanation:

What is the probability that the following would occur ? A spinner with 4 equally spaced sections numbered 1 through 4 is spun and lands on 1 , then a die is tossed and rolls a 1

Answers

The spinner alone: 1/4

The dice alone: 1/6

Together: 1/4*1/6=1/24

1/24

THIS WILL HELP ME ALOT
HELP ASAP
Which expression represents the prime factorization of 450?
A. 2 x 3 x 5 x 5
B. 2 x 2 x 5 x 5
C. 2 x 3 x 3 x 5 x 5
D. 2 x 2 x 3 x 5 x 5

Answers

Answer:

C

Step-by-step explanation:

2*3*3*5*5 =450

The temperature at 6:00p.m. was 7 degrees Celsius. The temperature dropped 2 degrees every hour. What was the temperature at 11:00 p.m.

Answers

Answer:

7 Celsius to Fahrenheit is 44.6.

There is a five hour gap.

The tempature drops two degrees per hour. So, multiply.

2 x 5 = 10.

Subtract 10 from 44.6.

You get 34.6.

34.6 is the answer.

just multiply 5x2 which equals to 10

is 89.396668 ratinal or irrational

Answers

Answer:

The number is rational

Step-by-step explanation:

89.396668 is terminating decimal number

Therefore it is rational.

Answer:it is a rational number

M is the midpoint of AB. If A (0,4) and M (2,5) find the coordinates of B

Answers

Answer:

(4,6)

Step-by-step explanation:

1. Midpoint formula:

[tex](x_m,y_m)=(\frac{x_1+x_2}{2}, \frac{y_1+y_2}{2} )[/tex]

2. Find [tex]x_2[/tex]:

[tex]x_m=\frac{x_1+x_2}{2}[/tex] [tex]2=\frac{0+x_2}{2}[/tex] [tex]x_2=4[/tex]

3. Find [tex]y_2[/tex]:

[tex]y_m=\frac{y_1+y_2}{2}[/tex] [tex]5=\frac{4+y_2}{2}[/tex] [tex]y_2=6[/tex]  

4. Coordinates of B:

[tex](x_2, y_2)=(4,6)[/tex]

There are (43)2 ⋅ 40 strawberries on a farm. What is the total number of strawberries on the farm? (1 point) 3,2,and0 are above four

Answers

Step-by-step explanation:

40 strawberries in the farm

Answer:

46

Step-by-step explanation:

There are 46 of straws on the farm

1/2(6h – 4) = -5h + 1

Answers

H=3/8. That’s the answer.

Answer: h= 3/8

Step-by-step explanation:

1/2 (6h-4)=-5h+1

distribute

1/2*6h+1/2*-4=-5h-1

3h+-2=-5h+1

add 5h to both sides

8h-2=1

add two to both sides

8h=3

divide both sides by 8

h= 3/8

-0.8 x 1.8 x (-0.5)=​

Answers

[tex]\rm{\pink{\underline{\underline{\blue{SOLUTION:-}}}}}[/tex]

- 0.8 × 1.8 × (-0.5)

= -0.8 × (-0.5) × 1.8

[ - ] × [ - ] = [ + ]

= + 0.4 × 1.8

= 0.72

what is 12 times 12 plus 10 . the answer is 154

Answers

Answer:

Yes, that is correct.

Step-by-step explanation:

Let's start with the order of operations.

12 x 12 = 10

Are there any brackets? No.

Exponents? No.

Multiplication or division? Yes!

12 x 12 = 144

144 + 10

Addition or Subtraction? Yes!

144 + 10 = 154

So, 154 is right!

Solve and graph the inequality. −22<4x−2≤10

Answers

Step-by-step explanation:

-22 < 4x - 2 ≤ 10

-20 < 4x ≤ 12

-5 < x ≤ 3

Please answer the question in the pictures.

Answers

1. Alternate exterior angles

2. Vertical angles

3. Alternate interior angles

Hope that helped :)

Order each set of cards from least to greatest. a. .,⎯⎯⎯⎯√,0.25 , comma , square root of 1 ninth end root , comma , 6 twenty fifths b. ⎯⎯⎯⎯⎯⎯⎯√,.,⎯⎯√square root of 121 over 25 end root , comma , 2.25 , comma square root of 5

Answers

Given:

a. [tex]\sqrt{0.25},\sqrt{\dfrac{1}{9}},\dfrac{6}{25}[/tex]

b. [tex]\sqrt{\dfrac{121}{25}},2.25,\sqrt{5}[/tex]

To find:

The correct order for each set of cards from least to greatest.

Solution:

a. [tex]\sqrt{0.25},\sqrt{\dfrac{1}{9}},\dfrac{6}{25}[/tex]

Convert all numbers in decimal form.

[tex]\sqrt{0.25}=0.5[/tex]

[tex]\sqrt{\dfrac{1}{9}}=\dfrac{1}{3}=0.333...[/tex]

[tex]\dfrac{6}{25}=0.24[/tex]

It is clear that,

[tex]0.24<0.33...<0.5[/tex]

[tex]\dfrac{6}{25}<\sqrt{\dfrac{1}{9}}<\sqrt{0.25}[/tex]

Therefore, the required order is [tex]\dfrac{6}{25},\sqrt{\dfrac{1}{9}},\sqrt{0.25}[/tex].

b. [tex]\sqrt{\dfrac{121}{25}},2.25,\sqrt{5}[/tex]

Convert all numbers in decimal form.

[tex]\sqrt{\dfrac{121}{25}}=\dfrac{11}{5}=2.2[/tex]

[tex]2.25[/tex] already in decimal form.

[tex]\sqrt{5}\approx 2.236[/tex]

It is clear that,

[tex]2.2<2.236<2.25[/tex]

[tex]\sqrt{\dfrac{121}{25}}<\sqrt{5}<2.25[/tex]

Therefore, the required order is [tex]\sqrt{\dfrac{121}{25}},\sqrt{5},2.25[/tex].

find the values of x and y (2y+5) + (5x-17) +( 3x-11)

Answers

Step-by-step explanation:

Hey there!!

You can simply work with it.

(5x - 17)° + (3x - 11)° = 180° { Being a linear pair}.

or, 8x - 28°= 180°

8x = 180° + 28°

[tex]x = \frac{208}{8} [/tex]

Therefore, the value of x is 26°.

Now,

3x - 11°= 3×26°-11° = 67°

Again,

67°+90°+(2y+5)° = 180° { being linear pair}.

157°+2y+5° = 180°

or, 2y + 162° = 180°

or, 2y = 180° - 162°

[tex]y = \frac{18}{2} [/tex]

Therefore, the value of y is 9°.

The value of x is 26° and y is 9°.

Hope it helps....

For the following questions use the points (1,5) and (6,8) What is the slope for the two points?

Answers

The slope is 3/5. You can get this answer by subtracting x1 from x2, y1 from y2 and dividing the new x by the new y.

need an awser please help

Answers

Let length=x, witdth=x-9
Perimeter=130
2 length+2 width=130
2x+2(x-9)=130
2x+2x-18=130
4x=130+18
4x=148
X=37 cm

Length=37cm; width=37-9=28cm

Hope this can help.

Answer:

A

Step-by-step explanation:

Perimeter of a rectangle is 2(L+W)

2(37+28)=130 cm and the width should be less than the length by nine so 37-28=9

Point W is on line segment V X. Given W X = 2 and V X = 17, determine the

length VW.

Answers

Answer:

VW = 19 units

Step-by-step explanation:

Here, we are to determine the value of the length of VW

Mathematically;

VW = VX + WX

VW = 17 + 2

VW = 19 units

in the following figure, how many planes are shown​

Answers

Answer:

5 planes

Step-by-step explanation:

A plane is a surface joining three points.

Planes are the flat two dimensional surfaces which extends infinitely far.

From the figure attached planes are,

ABC, DEF, ABE, BCD, ACD

Therefore, there are five planes shown in the given picture attached.

11. A bottle of shampoo cost $7. You have $16 and a coupon for a
$5 discount at Walmart. How many bottles of shampoo can
you buy?
I

Answers

Answer:

3 bottles

Step-by-step explanation:

you equation is 7x-5=16

you add 5 to both sides which gets you 7x=21

then you divide 7 by both sides that gets you x=3

cuál es la suma de los primeros 30 términos de la sucesión 1,2,3,4​

Answers

Answer:

465

Step-by-step explanation:

1 + 2 + 3 + ... + n = n(n + 1)/2

1 + 2 + 3 + ... + 30 = 30(31)/2 = 465

Which represents the solution set of the inequality 5x-9<21

Answers

Answer:

x < 6

Step-by-step explanation:

5x -9 < 21

then add 9 to both sides

5x< 30

divide by five

x<6

Which number is not in scientific notation?

0.95 ⋅ 108
1.1 ⋅ 105
7.00 ⋅ 108
9.9 ⋅ 10−28

Answers

Answer: I think the answer is 9.9 . 10-28

Answer:

The 7.00 and 10^8 is not in scientific notation because 7.00 can be written as 7 in scientific notation.

Mary's car can go 24 miles on one gallon of gasoline. However , her gas mileage can vary by 2 miles per gallon depending on where she drives . Write an absolute value equation that you can use to find the minimum and maximum gas mileage.

Answers

Answer: | x -24 |=2

Step-by-step explanation:

Given: Mary's car can go 24 miles on one gallon of gasoline.

her gas mileage can vary by 2 miles per gallon depending on where she drives .

i.e. either 2 miles added or subtracted in the  gas mileage.

i.e. -2< Gas milegae -24 <2

⇒  | Gas milegae -24 |=2

Let x represents the gas mileage.

Then,  | x -24 |=2 is the required absolute value equation that you can use to find the minimum and maximum gas mileage.

3 times an unknown number is 21. Find the unknown number. The unknow number is

Answers

Answer:

The answer is 7

Step-by-step explanation:

Because 7 times 3 will give you 21, just divide 21 by 3.

Answer:

The answer is 7

Step-by-step explanation:

7+7+7=21

3×7=21

Place elementary school is raising money. they raise $90 a week. how long will it take to raise $900?

Answers

Answer: It will take 10 weeks! :)

Step-by-step explanation:

So let's look at this together.

The question states that they raise 90$ per week.

There's two ways you can do this

You can multiply,

Think, what times 90 will equal 900? The answer is 10!

90 x 10= 900!

(if you need help with multiplication, let me know)

Or you can divide.

900/90=10!

(if you need help with division, let me know)

So it would take, in total, 10 weeks to raise 900 dollars.

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