You save $1400 from a summer job. You decide to put it into an account that earns simple annual interest. After 9 months, your balance is $1421. Find the annual interest rate.

Answers

Answer 1

Answer:

2%

Step-by-step explanation:

Calculate annual interest amount first:

                annual interest x 9/12=21

                Annual interest =21x12/9

                 annual interest amount=$28

calculate annual interest rate

                1400 x interest rate = annual interest

               $1400 x interest rate = $28

                interest rate =$28/1400

                interest rate=.02 or 2%


Related Questions

Solve 3.18 x 16

SLOVE IT!!!!!

Answers

Answer:

50.88

Step-by-step explanation:

The Answer is

50.88

Hope this helps!

Which list of numbers is ordered from greatest to least?
A. –2 1/5, 2 1/4, 2.23, –2
B. 2 1/4, 2.23, –2, –2 1/5
C. –2, –2 1/5, 2 1/4, 2.23
D. –2 1/5, –2, 2.23, 2 1/4

Answers

Answer: B

Step-by-step explanation:

2 1/4 in decimal form: 2.25

-2 1/5 in decimal form: 2.20

B converted into decimals: 2.25, 2.23, -2, -2.20

Find the radius of each circle using 3.14
or 22/7 for pi. Round to the nearest tenth if
necessary.
Circumference =25.1 ft

Answers

Answer: The answer is 3.99 but I think you would just round it to 4.

In order to determine the number of hours of homework that a grade 10 student at Cedar Valley School does each week Elaine selects a random sample of 25 grade 10 students at the school and asks them to fill out a survey. Identify the sample.
A. the 25 students selected
B. the students in grade 10 at Cedar Valley School
C. all students at Cedar Valley School
D. the students in Elaine's grade 10 class at Cedar Valley School
E. all the grade 10 students in the school district​

Answers

the answer is A. the 25 students selected

CAN SOMEONE PLEASE HELP ME PLEASE

Answers

Answer:

Should be <ABC = 25

degrees

Step-by-step explanation:

100 + 55 = 155

180 (Interior Angles of a Triangle Rule) - 155 = 25

The density of oxygen is 0.001429 grams per cubic centimeter. How is this number written in scientific notation?

Answers

Answer:

How is this number written in scientific notation? A. 1.429 x 10.

The number 0.001429 is written in scientific notation as [tex]1.429*10^{-3}[/tex].

Here, the density of oxygen is 0.001429 grams per cubic centimeter.

What is scientific notation method?

Scientific notation is a way of writing very large or very small numbers.

A number is written in Scientific notation when a number between 1 and 10 is multiplied by a power of 10.

The value of 0.001429 in scientific notation is written as;

⇒[tex]0.001429 = 1.429*10^{-3}[/tex]

The number 0.001429 is written in scientific notation as [tex]1.429*10^{-3}[/tex].

Learn more about the Scientific notation visit:

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The diagram below shows the radius of the circular opening of a drinking cup.


Which of the following is closest to the circumference of the opening in centimeters?

Answers

Answer:

25 cm

Step-by-step explanation:

[tex]C=2\pi r[/tex] where r is the radius of the circle

Plug in the given radius (4 cm)

[tex]C=2\pi (4)\\C=8\pi\\C=25[/tex]

Therefore, the circumference of the opening is approximately 25 cm.

I hope this helps!

933 months
years
months

Answers

Answer:

933mounths=77years and 9 mounts

Answer:

[tex]77\frac{3}{4}[/tex] years = 933 months

77.75 years = 933 months

Step-by-step explanation:

1 year = 12 months

y = 933 months

[tex]\frac{1}{12}= \frac{y}{933}[/tex]

12 × y = 933 × 1

12y = 933

12y ÷ 12 = 933 ÷ 12

y = 77.75

What is the midpoint of the segment shown below?

Answers

Answer:

option c is the correct answer

The correct answer is C

A student was given 40 questions for the interim assessment. The student correctly answered 45% of the problems.

How many problems were answered correctly?
16
32
18
20
please help me

Answers

Answer:

The answer is 18.

Step-by-step explanation:

40 * 0.45 = 18

Use the following diagram to find the angle measures of the triangle, rounded to the nearest degree.

​ m∠A=
m∠B=
m∠C=

Answers

Answer:

m∠A = 30°

m∠B = 80°

m∠C = 70°

Step-by-step explanation:

By applying cosine rule in the given triangle,

b² = a² + c² - 2ac[cos(∠B)]

From the given triangle,

a = 14 m

b = 28 m

c = 24 m

(28)² = (14)² + (24)² - 2(14)(24)cos(B)

784 = 196 + 576 - 672cos(∠B)

cos(∠B) = 0.1786

∠B = [tex]\text{cos}^{-1}(0.1786)[/tex]

∠B = 79.71°

∠B = 80°

By applying sine rule in the given triangle,

[tex]\frac{\text{sinA}}{a}= \frac{\text{sinB}}{b}= \frac{\text{sinC}}{c}[/tex]

[tex]\frac{\text{sinA}}{14}= \frac{\text{sin(79.71)}}{28}= \frac{\text{sinC}}{24}[/tex]

[tex]\frac{\text{sinA}}{14}= \frac{\text{sin(79.71)}}{28}[/tex]

[tex]\text{sinA}= \frac{\text{sin(79.71)}\times 14}{28}[/tex]

sinA = 0.491958

A = 29.47°

A ≈ 30°

By applying triangle sum theorem,

m∠A + m∠B + m∠C = 180°

30° + 80° + m∠C = 180°

m∠C = 70°

Use a Pythagorean Triple to find x.

Answers

Answer:

x = 51

Step-by-step explanation:

Using Pythagoras' identity in the right triangle.

x² = 45² + 24² = 2025 + 576 = 2601 ( take the square root of both sides )

x = [tex]\sqrt{2601}[/tex] = 51

Answer:

x = 51.

Step-by-step explanation:

The triple you require is 17-15-8

We have x-45-24

- that is three times each number in the triple.

So x = 3*17 = 51.

1. Given the lines shown here, what are two possible equations for this system of equations?​

Answers

Answer:

i just need help pasing 5th grade can you help by giving me a link so i can get  answers to quistions pls

Step-by-step explanation:

When rolling a number cube, what is the probability of rolling a number greater than
2

Answers

Answer:

the probability is 2/3

Step-by-step explanation:

the number should be greater than 2, so it should be 3, 4, 5, 6. the rate is 4 ÷ 6 is 2/3

Hope this will help❤️

Mayne is 28 years old. She is 12 years older than 2/3 of Laurels age. Which equation can be used to find Laurels age, a?

Answers

Answer:

B. ⅔a + 12 = 28

Step-by-step explanation:

Here are the options to this question

) ⅔ + 12a = 28

b) ⅔a + 12 = 28

c) ⅔a + 12a = 28

d) -⅔a + 12 = 28​

Mayne's age can be represented with this equation =

28 = 12 + 2/3a

where a = laurels age

()) There are two cubes. The first cube has a volume of 1,000 cubic units. The second cube is smaller than the first, with sides only half as long. What is the volume of the second cube? D) cubic units Submit​

Answers

Answer:

125 units^3

Step-by-step explanation:

Volume is l*w*h = V. A cube has all equal sides so wecan divide 1000 by 3 and get our side lengths.

You then divide the sides by 2 because the question says the second cubes sides are half the size

5*5*5 = 125

The volume of the second cube is 125 units³.

What is volume?

In mathematics, ‘Volume’ is a mathematical quantity that shows the amount of three-dimensional space occupied by an object or a closed surface.

Given that a cube has volume 1000 units³ and another smaller cube has smaller volume has side only half as long.

We need to find the volume of the second cube,

So, let the side of the first cube be x,

We know that the volume of a cube = side³

Therefore,

x³ = 1000

x = ∛1000

x = 10 units

Therefore, the second cube will have a side of 10/2 = 5 units

Volume of second cube = 5³ = 125 units³.

Hence the volume of the second cube is 125 units³.

Learn more about volume click;

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35 out of 42 students bought their lunch. How many students out of every 6 bought their​ lunch?

Answers

Answer:

0.138 students per bought

Step-by-step explanation:


help pppppppppp


don’t mind harry potter and coco melon

Answers

Answer:

It is the forth one

Step-by-step explanation:

to long to explain

Answer:

Step-by-step explanation:

Number 4

Someone please help fast

Answers

Answer: C. ($720)

Step-by-step explanation: 4% of 3,000 is 120. multiply that my 6 years and you get 720

write the division expression and in words and as a fraction: ( g + 12) ÷ h​

Answers

Answer:

The sum of g and 12 divided by h. As a fraction it would be:  [tex]\frac{g+12}{h}[/tex]

Step-by-step explanation:

the distance between (-9,5) (-9,-1)

Answers

Answer:

0, 6

Step-by-step explanation:

Maya brought some orange slices for her volleyball team to eat between games. They
divided the orange slices equally among the 8 team members, so each team member got
6 orange slices. Lets be the number of orange slices Maya brought. Write and solve an
equation to find s.

Answers

Answer:

48

Step-by-step explanation:

6 times 8=48

What is the lateral area of the regular pyramid if the area of the square base is 36 square cm and the slant height is 12 cm? options: 168 144 72 298

Answers

Step-by-step explanation:

Given that,

The area of the square base, A = 36 cm²

Slant height, s = 12 cm

We need to find the lateral area of the regular pyramid. The formula is :

[tex]S=A+\dfrac{1}{2}p\times s[/tex]

Where

A is the area of base

p is perimeter of base

s is slant height

Area of square, A = side²

So,

[tex]side=6\ cm[/tex]

Put values in the above formula.

[tex]S=36+\dfrac{1}{2}\times 4\times 6\times 12\\\\=36+144\\\\=180[/tex]

So, the lateral area of the regular pyramid is equal to 180 cm².

5. Write and solve an algebraic equation.
Aaron and two friends went to the movies and spent a
total of $33. The group bought a box of popcorn to
share that cost $ 6. What was the cost of each movie
ticket?

Answers

Answer:

6 + (t x 2) = 33

T = Ticket Cost

6 - 6 + (t x 2) = 33 - 6

t x 2 = 27

t x 2/2 = 27/2

t = 13.5

Each ticket cost 13.50$

pls help!!
The side of a regular pentagonal pyramid is 6 feet long. The slant
height of the is 7 feet long. What is the lateral area of the pyramid.

Answers

Answer:

105 sq ft.

Step-by-step explanation:

LA = slant height time perimeter of the base divided by 2.

Perimeter = 5(6) = 30

LA = 7(30)/2 = 105 sq ft.

On considère l'énoncé suivant :150 garçons et 250 filles sont inscrits au conservatoire. 20 % des garçons et 30 % des filles sont pianistes.

Answers

Question complète:

150 garçons et 250 filles sont inscrits au conservatoire. 20% des garçons et 30% des filles sont pianistes. Calculer le pourcentage de pianistes au conservatoire

Répondre:

26,25%

Explication étape par étape:

Nombre de garçons = 150

Nombre de filles = 250

Pianiste masculin = 20% des garçons

Pianiste masculin = 0,2 * 150 = 30 garçons

Pianiste féminine: = 30% des filles

Pianiste féminine = 0,3 * 250 = 75 filles

Nombre total de pianistes:

(30 + 75) = 105 pianiste

Population du conservatoire = (150 + 250) = 400

Pourcentage de pianiste:

105/400 * 100%

0,2625 * 100%

26,25%

PLEASE HELP WORTH 16 POINTS WILL REPORT LINKS

Answers

Answer:

Angle A = 30.8

Angle B = 33.2

Step-by-step explanation:

180 - 116 = 64  

This means that the other two angles need to add up to 64.

I just plugged in numbers until it worked.

I got that x = 14.6

2x + 4

2(14.6) + 4

29.2 + 4

33.2

3x - 13

3(14.6) - 13

43.8 - 13

30.8

Those are your angles. To make sure they are correct you just need to add up all the angles and make sure that they equal to 180.

116 + 33.2 + 30.8 =

180

Angle A is 30.8
Angle B is 33.2

What is the volume of this figure

Please help me

Answers

I think it’s 840 cubic inches.
840 cubic inches!
I think that it’s thing bc I’m just trying to fill space

Find the value of x.

Answers

Answer:

18 or 16

Step-by-step explanation:

It's of a reflective of the other side I think.

Joshua and Crystal opened
savings accounts on the same
day, each with an initial deposit
of $100.00. After two months,
Joshua's account shows a
balance of $67.25 and Crystal's
account shows a balance of
$131.97. Which account balance
changed by the greatest
amount? Why?
I
8
I’m stuck what is the answer?

Answers

Answer:

Joshua's account had a greater change.

Step-by-step explanation:

Both accounts had $100

Joshua's account now has $67.25 which means he used $32.75

Crystal's account now has $131.97 which means he saved $31.97.

Joshua had a greater change of balance.

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