What is the number that should be divided by 20, to get 0.40. Justify your answer.

Answers

Answer 1

Answer:

8

Step-by-step explanation:

We know that x/20=.4

To find x multiply both sides by 20

this means that

x=8

Answer 2
20/x =0.40
20 = 0.40x
x = 0.40 x 20
x = 8

Related Questions


What is the sum of the 11th square number and the 2nd cube number?

Answers

Answer:

11

Step-by-step explanation:

The answer is "129", and further calculation can be defined as follows:

Given:

Sum of 11th square number and 2nd cube number.

To find:

sum=?

Solution:

Sum of 11th square number and 2nd cube number.

Calculating the square and cube value:

[tex]\to \bold{11^2= 11\times 11=121}\\\\\to \bold{2^3=2\times 2 \times 2= 8}[/tex]

Calculating the sum:

[tex]\bold{Sum=121+8=129}[/tex]

Learn more:

brainly.com/question/24794359

Identify the solution and graph of the given inequality.
p 5/14
p < 4/7

Answers

Answer:

p > 5/14

Step-by-step explanation:

NEED HELP WILLL GIVE BRAINLEST TO RIGHT ANSWER
On a nearby pond, black and white ducks are swimming in groups of three. Use the table to find the experimental probability of two white ducks and one black duck swimming together. Tails up represents white ducks and heads up represents black ducks.

Answers

Answer:

I just got it off of brainly

What is the inverse function of

Answers

Answer:

Step-by-step explanation:

i think its  C? dont take my word for it

Which one is greater?

Answers

Answer:

top one

Step-by-step explanation:

brainliest

Answer:

the top one is bigger. always check the digit placing and exponents!

Which concluding statement restates the argument’s claim?
The Williard family was saving up for their summer vacation. Mrs. Williard had $475.88 in their savings account for the trip. Mr. Williard received a bonus at work for $609.00 that he is saving for the trip. If the trip will cost the Warren's a total of $1675.98, how much more money do they need for their vacation?
PLS ANSWRER ASAP

Answers

Answer:

they need $590.1

Step-by-step explanation:

Mrs. Willard already had $475.88 in her savings account. Mr. Willard then received a bonus of $609.00, adding the amounts together would give a total of $1084.88

Since the Willards need $1675.98 for their vacation, subtract $1084.88 from the needed amount, i.e $1675.98-$1084.88

Answer:

591.10

Step-by-step explanation:

hope this helps :D

Can anyone help? Would appreciate it a lot for both these questions!

Answers

Answer:

h = √65, length of diagonal = √117

Step-by-step explanation:

1) FE = DC since △FEA congruent to △CBD. Therefore FE per say  = 23-15/2 = 4.   Respectively we can find height "AE" using Pythagorean theorem;

AE = √(9)^2-(4)^2 = √81-16  = √65 units

h = √65

2) The diagonal of this rectangle forms two smaller triangles, each of which have legs of length 4 + 2 & 4 + 4 respectively. Use Pythagorean Theorem and determine the length of the diagonal;

Legs =  6 & 8

6^2 +9^2 = diagonal^2,

length of diagonal = √6^2 + 9^2

                               = √117 units

diagonal = √117

During the first lunch period, 54 students ate hot lunch. This is 9 fewer students than ate hot lunch during the second lunch period. How many students ate hot lunch during the second lunch period

Answers

Answer:

63

Step-by-step explanation:

54+9=63

6= r+2, What is it 4?

Answers

Answer:

Yes the answer is 4

Step-by-step explanation:

You would subtract 2 on both sides, they would cancel each other and so, 6 - 2 = 4

Answer:

Step-by-sr+2=6tep explanation:

r+2-2=6-2

R=4

Are the lines parallel? y=4x+4 and y=-4x-2

Answers

Answer: Yes

Step-by-step explanation:

4. Write each Radical in Simplified Form (No Decimals.)
A) V28
B) 500
C) 7162

Answers

Answer:

[tex]\sqrt{28} = 2\sqrt{7}[/tex]

[tex]\sqrt {500} = 10 \sqrt {5[/tex]

[tex]\sqrt {162} = 9 \sqrt {2[/tex]

Step-by-step explanation:

Given (Correct Parameters)

[tex]\sqrt {28[/tex]

[tex]\sqrt {500[/tex]

[tex]\sqrt {162[/tex]

Required

Express in simplified form

[tex]\sqrt {28[/tex]

Express 28 as 4 * 7

[tex]\sqrt{28} = \sqrt{4} * \sqrt{7}[/tex]

Take positive square root of 4

[tex]\sqrt{28} = 2 * \sqrt{7}[/tex]

[tex]\sqrt{28} = 2\sqrt{7}[/tex]

[tex]\sqrt {500[/tex]

Express 500 as 100 * 5

[tex]\sqrt {500} = \sqrt {100} * \sqrt {5[/tex]

Take positive square root of 100

[tex]\sqrt {500} = 10 * \sqrt {5[/tex]

[tex]\sqrt {500} = 10 \sqrt {5[/tex]

[tex]\sqrt {162[/tex]

Express 162 as 81 *2

[tex]\sqrt {162} = \sqrt {81} * \sqrt {2[/tex]

Take positive square root of 81

[tex]\sqrt {162} = 9 * \sqrt {2[/tex]

[tex]\sqrt {162} = 9 \sqrt {2[/tex]

Evaluate the expression below when x = 24 and y = 6.
sy

Answers

do you mean xy instead of sy if so i’m pretty sure you would just multiply both of the numbers

"Nine times the quantity of three less than double a number"

Answers

Answer:

21

Step-by-step explanation:

3×9=27

27-6=21

u do 9× 3 (nine times the quantity of three) is 27 then 3 less then double a number so u take 27 - 3x2= 6 (27-6) an it gives u 21

Answer:

21

Step-by-step explanation:

9×3=27

3×2=6

27-6=21

help me plz !!!!!!!!!!​

Answers

Answer:

The answer is b. 72.3cm

Step-by-step explanation:

11.5cm is the radius

To find the circumference multiply the radius by 2 then multiply it again by 3.14

3.14 is the beginning of pi.

e.g - 2 × 3.14 x 11.5

Answer:

B. 723cm

step by step explanation

circumference of a circle= 2πr

π= 3•142

r= 11•5

2×3•142×11.5

= 72•26

~ 72•3cm

F
is directly proportional to
a
.
If
F
=
36
when
a
=
9
find,
F
when
a
=
4

Answers

Step-by-step explanation:

F = ka, where k is a real constant.

When a = 9, F = 36.

=> (36) = k(9), k = 4.

Therefore when a = 4,

F = (4)(4) = 16.

The value of F is 16 when a is 4.

Suppose y varies directly with x. Write a direct variation equation that relates x and y. Then find the value of y when x=16...
y=7 when x=2

Answers

Step-by-step explanation:

y = kx, where k is a real constant.

When x = 2, y = 7.

=> (7) = k(2), 2k = 7, k = 3.5.

Therefore when x = 16,

y = (3.5)(16) = 56.

The value of y is 56 when x is 16.

The formula for direct variation is y = kx

Using the known x and y solve for k:

7 = k2

Divide both sides by 2:

k =7/2 = 3.5

Now solve for y when x = 16:

y = 3.5(16)

y = 56

Someone help asap Ill give brainlest!

Answers

Answer:

y = -3x -2

Step-by-step explanation:

-2 is the y intercept

trigonometry question

Answers

Answer:

acute

Step-by-step explanation:

1. It cannot be right angle as the sides does not satisfy pythagoras theorem.

2. It cannot be obtuse angle as it does not satisfy the rule:

- the length of one side of a triangle must be greater than the differnce and less than the sum of the lengths of the other two sides.

4-3 =1 <6                     4+3=7>6  

(46^2 + b - 2) (4b + 5)

Answers

Answer:

46^2+b-2/4b+5

2116+b-2/4b+5

=2114+b/4b+5

Step-by-step explanation:

IGNORE MY ANSWERS BUT WILL SOMEONE PLEASE HELP ME!!!!!!!!!!!! 15 POINTS ON THIS QUESTION

Answers

Answer:

A=0 B=7 C=3 D=9 E=9 F=3 G=1 H=5 J=7 K=5

L=1

Step-by-step explanation:

Hope I helped!! :)

Sorry if it's wrong! :(

Pls mark brainliest if right!!!

the value of a stock is 80$. increased by 10% in 2019. what is the price of the stock at the end of 2019.

Answers

Answer:

88$

Step-by-step explanation:

10% of 80 = 8

80 + 8 = 88

please give me brainliest answer I need it to rank up to virtuoso

Answer:

Poop

Step-by-step explanation:

Find the values of x and y in the equation below.

HELP‼️‼️

Answers

Answer:

what are the valus of a and b

Step-by-step explanation:

Help me anyone??? Would be nice!

Answers

The answer is point m.

Answer: Point z is the best answer

What is the value of the expression below when y = 9 and z = 3?

10y – 7z

Answers

10(9) - 7(3)
90- 21
69

Please answer/do!!

In a hurry
will name the brainliest

Answers

Answer:

y=2/5x+2 (0,2) (5,4)

Step-by-step explanation:

convert to slope intercept

GIVING BRAINLIEST!help.select multiple.

Answers

Answer:

A

Step-by-step explanation:

Expand the following expression 3(4 − 5x)

Answers

Answer:

12-15x

Step-by-step explanation:

Simplify: -2(-4-7b) + 10b

Answers

Answer:

8+24b

Step-by-step explanation:

Answer:

2(12b+4)

Step-by-step explanation:

-2(-7b-4)+10b : Rearrange the expression

2 : Find the greatest common factor of the terms.

-2(-7b-4)+10b : Focus on

2(7b+4+5b) : Factor out the greatest common factor

2(12b+4) : Simplify

Hope that helps

Find the value of X
Please help I’ll give brainliest

Answers

Answer:

60

Step-by-step explanation:

180-140=40, 180-(80+40)=60

2) Gold has a density of
19.3g/cmº. The gold ring has a
mass of 15g. Work out the
volume of the gold in the ring?

Answers

Answer:

V = 150/193 cm³

Step-by-step explanation:

Density = Mass/Volume

Substitute the given values into the equation.

19.3 = 15/V (Given)

19.3V = 15 (Multiplied V on both sides)

V = 150/193 (Divided 19.3 on both sides)

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