Evaluate the series 12 + 6 + 3 + . .
A) 21
B) 1.5
C) 2
D) 24

Answers

Answer 1

All the numbers follow a pattern of division by 2

Therefore the next number is 3/2 which is equal to 1.5


Related Questions

Fabian took a taxi from his house to the airport. The taxi company charged a pick-up fee of $4.80 plus $4 per mile. The total fare was $44.80, not including the tip. How many miles was the taxi ride?

Answers

Answer:

Answer = 10 miles

Step-by-step explanation:

First lets make an equation we know that the pick up fee was $4.80 and that Fabian had to pay an extra $4 for every mile. The total amount Fabian paid was $44.80. So the equation would look like this, 4x+4.80=44.80. When we solve for x we find that the taxi ride was 10 miles.

Hope that helps! :)

The taxi ride was 10 miles long. Fabian traveled 10 miles from his house to the airport.

To calculate the distance of Fabian's taxi ride, let's denote the distance in miles as "d." The cost consists of a pick-up fee of $4.80 and a mileage charge of $4 per mile. So, the total cost can be represented as 4.80 + 4d. Given that the total fare was $44.80, we can set up the equation:

4.80 + 4d = 44.80

Now, solving for "d," subtract 4.80 from both sides:

4d = 40

Divide both sides by 4:

d = 10

Therefore, the taxi ride was 10 miles long. Fabian traveled 10 miles from his house to the airport.

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The diameter of a semicircle is 8 millimetres. What is the semicircle's radius?

Answers

Answer:

The radius is 4.

Step-by-step explanation:

Concepts:

Diameter is usually defined as a straight line passing through the center of a circle or sphere and meeting the circumference or circle at each end.Radius is usually defined as a straight line extending from the center of a circle or sphere to the circumference of surface. (Half of diameter).

To figure this out:

R = 1/2 d

R = 1/2 8

R = 4

Which ones are variable expenses? (Check all that apply)

1. loans
2. food bill
3. rent
4. electric bill

Answers

Answer:

food bill, electric bill

Step-by-step explanation:

Variable expenses change every money

Loan payments are usually fixed, the same every month

food bill - variable expense since you buy different food each month and they will cost different amounts

rent is a fixed expense

the electric bill is different every month because some months you use more electricity than others

Which expressions below equal a rational number? Choose all that apply. 4/5 + 3/8; sqrt(100) + sqrt(5); 7sqrt(5) - sqrt(245); (4sqrt(7))(2sqrt(7)); pi * sqrt(36)

Answers

Answer:

Step-by-step explanation:

Rational number

[tex]1) \dfrac{4}{5}+\dfrac{3}{8}\\\\\dfrac{4}{5} \ \text{is a rational number} \ and \ \dfrac{3}{8} \ \text{is a rational number}\\\\\dfrac{4}{5}+\dfrac{3}{8} \ \text{is also a rational number}[/tex]

[tex]b) \sqrt{100}+\sqrt{5} = 10+\sqrt{5}\\\\\sqrt{5} \ \text{is a irrational number}. \\\\ \text{Rational number added to irrational number will result in an irrational number}\\\\10 + \sqrt{5} \ is \ not \ a \ rational \ number.[/tex]

c)

[tex]7\sqrt{5}-\sqrt{245}=7\sqrt{5}-\sqrt{7*7*5}[/tex]

                   [tex]= 7\sqrt{5}-7\sqrt{5}\\\\=0\\\\\text{\bf $ 7\sqrt{5}-\sqrt{245}$ ia a rational number}[/tex]

d)

[tex](4\sqrt{7})*(2\sqrt{7})=4*2*\sqrt{7*7}\\[/tex]

                       = 4*2*7

                       = 56

[tex]4\sqrt{7}*2\sqrt{7} \ \text{\bf is a rational number}[/tex]

Without calculating the cubes find 1 cube+2cube+2(4) cube+(-5)cube+(-6)cube .

Answers

the answer should be 67, so A

HELP. Question 2(Multiple Choice Worth 4 points)
Solve x³ = 64
27
8
3
O
H
4/3
43

Answers

Answer:

x= 4/3

Step-by-step explanation:

Take cube root

There are two drama classesoffered at a middle school. The 8th grade class has 13 fewer students than the 7th grade class. If the total number of students in both classes is 67, how many students are in the 8th grade class?

Answers

Answer:

Class 8 has 27 and class 7 has 40

Step-by-step explanation:

8th (r) class has 13 fewer than 7th (x).
x -13 = r

Total for both classes = 67

r + x - 13 = 67
r + x = 80

80 divided by two = 40 (per class)

40 - 13 =  27

PLEASE HELP ASAP!!!

Answers

Answer:

11- B

moving left 90 degrees from a

because clockwise is the right direction in a circle and counterclockwise is the left direction in a circle

12- C

moving 180 degrees left from a

13- B

moving 270 degrees right from a

14- d

moving 270 degrees left from a

hope this helps! message me if you have any further questions :)

A winery has a vat with two pipes leading to it. The inlet pipe can fill the vat in 3 ​hours, while the outlet pipe can empty it in 10 hours. How long will it take to fill the vat if both pipes are left​ open?

Answers

The time it will take to fill the vat if both pipes are left open is = 4.3 hours

Calculation of time taken to fill vat

The number of pipes a vat has = 2

The time it takes the inlet pipe to fill the vat = 3hrs

The time it takes the outlet pipe to empty the vat= 10hrs

Therefore, the time it will take to fill the vat if both pipes are left open is;

1/t = 1/3-1/10

1/t = 7/30

Make t the subject of formula,

t = 30/7

t= 4.3 hours

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Jessica works at a restaurant. She earns $5 an hour and received $100 in tips on Saturday night. If she earned $140 total, how many hours did she work?

Answers

$140 total - $100 tips = $40

$40 / $5 per hour = 8 hours

She worked 8 hours

The answer to your question is 8 hours :))

A square vegetable garden has side lengths of 8 feet. You plant flowers in the center portion of the garden, a square that has side lengths of 2 feet. You divide the remaining space into 4 equal sections and plant tomatoes, onions, zucchini, and peppers. What is the area of the zucchini section?

Answers

Base on the total area of the square garden and the number of plants planted on it, the area of the zucchini section is 15 feet²

How to find area of zucchini section?

Side Length of the square garden = 8 feet

Area of the garden = side length ²

= 8 feet × 8 feet

= 64 feet²

Flower portion:

Side Length = 2 feet

Area of flower portion = side length ²

= 2 feet × 2 feet

= 4 feet²

Remaining space = Area of the garden - Area of flower portion

= 64 feet² - 4 feet²

= 60 feet²

Remaining space is divided into 4 equal sections

= 60 feet² / 4

= 15 feet²

Therefore,

Tomatoes section = 15 feet²

Onions section = 15 feet²

Zucchini section = 15 feet²

Pepper section = 15 feet²

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if f(x)= 2x+1 and g(x)=x^2-2, what is (fig)(x)

Answers

(f-g)(x)=f(x)-g(x)
2x+1 - (x^2-7)=2x+1-x^2+7 => -x^2+2x+8
the answer is C

An interior angle of a regular polygon has a measure of 108°. What type of polygon is it?

pentagon
hexagon
octagon
nonagon

Answers

Answer:It is a 5 sided polygon known as pentagon.

Step-by-step explanation:

7. A man leaves ⅓of his property to his son, two fifths to his wife and the remainder to his daughter. If the daughter received sh. 24,000, what was the total amount left?​

Answers

Answer:

sh 90,000

Step-by-step explanation:

let x be the total amount left , then

x = [tex]\frac{1}{3}[/tex] x + [tex]\frac{2}{5}[/tex] x + 24,000

multiply through by 15 ( the LCM of 3 and 5 ) to clear the fractions

15x = 5x + 6x + 360,000

15x = 11x + 360,000 ( subtract 11x from both sides )

4x = 360,000 ( divide both sides by 4 )

x = 90,000

the total amount left was sh 90,000

What is the greatest common factor of 20 and 10?

Answers

Answer:

Step-by-step explanation:

The factors common to 20 and 10 are 1, 5 and 10.  The largest of these is 10.  That's the GCF of 20 and 10.

10 is the gcf for 20 and 10

Mitosis is a process of cell reproduction in which one cell divides into two identical cells. A bacterium called E. coli often causes serious food poisoning. It can reproduce itself in 15 min.
a) Starting with one bacterium, make a table with time in
1/4-h blocks and the corresponding number of E. coli
bacteria up to 2 h of bacteria growth.
b) About how long will it take before there are 10 000 bacteria?

Answers

Answer:

I'm just a kid

Step-by-step explanation:

plssss give me brainkest

9. Graph the solution to the inequality x - 4y < -12?​

Answers

Answer:

See below ~

Step-by-step explanation:

Finding the x-intercept :

x - 4(0) < -12x < -12x-intercept = (-12, 0)

Finding the y-intercept :

0 - 4y < -12y > 3y-intercept = (0, 3)

Take the two points and graph the inequality.

2. √2x-5-√x+6=0(solving the following radical equations and check for extraneous solutions)

Answers

I assume the equation is

√(2x - 5) - √(x + 6) = 0

Note the domains for the root expressions:

• √(2x - 5) : 2x - 5 ≥ 0   ⇒   x ≥ 5/2

• √(x + 6) : x + 6 ≥ 0   ⇒   x ≥ -6

So any valid solution we find must be at least 5/2.

Move one term to the other side.

√(2x - 5) = √(x + 6)

Take squares.

(√(2x - 5))² = (√(x + 6))²

2x - 5 = x + 6

Solve for x :

x = 11

In which scenario can you reverse the dependent and independent variables while keeping the interpretation of the slope meaningful?

A.
As the amount of snowfall increases, the number of shovels sold increases.

B.
As number of hours spent watching TV increases, the amount spent on electricity increases.

C.
As the radius of a circle increases, circumference of the circle increases.

D.
As foot size increases, sock size increases.

Answers

Answer:

C. As the radius of a circle increases, circumference of the circle increases.

Find the hypotenuse of right angle triangle whose sides are 6.03 units and 7.96 units also find
the relative error?

Answers

Answer:

9.99 units

Step-by-step explanation:

since hyp=√b^2+h^2

=6.03^2+7.96^2

36.3609+63.3616

√99.7225

9.9861

i.e 9.99

The hypotenuse is is 9.98 units

What is Pythagoras theorem?

The square of the length of the hypotenuse of a right triangle equals the sum of the squares of the lengths of the other two sides.

Given:

Sides are 6.03 units and 7.96 units

Using Pythagoras theorem,

H²=P²+B²

H²= 7.96²+6.03²

   = 63.3616+36.3609

   = 99.7225

H=9.98 units.

Hence, the hypotenuse is 9.98 units.

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In which function is x = 2 mapped to 32?

Answers

Answer:

[tex]f(x) = {x}^{5} [/tex]

Step-by-step explanation:

[tex]f(2) = {2}^{5} [/tex]

[tex]f(2) = 32[/tex]

Here is the graph:

help with this math ​

Answers

Based on the figures given, and the line graph, we can tell that the months with the greatest change in average low temperature were May and July.

Which months saw the greatest changes in temperature?

In the month of May, the temperature changed by:

= 60 - 51

= 9°F

In the month of July, the temperature changed by:

= 66 - 62

= 4°F

These two months therefore saw the largest changes in temperature and this is confirmed by the line graph.

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Sasha is playing a game where she tosses a coin, then rolls a die. She wins if she gets heads on the coin and a 5 on the die. What is the probability she wins?
A) `1/3`,`P(H and 5) = P(H) - P(5) = 1/2-1/6=3/6-1/6=2/6` or `1/3`. That makes sense since tossing a coin and rolling a die are independent events.
B) `2/3`,`P(H and 5) = P(H) + P(5) = 1/2+1/6=3/6+1/6=4/6` or `2/3`.That makes sense since tossing a coin and rolling a die are independent events.
C) `1/12`. That makes sense since tossing a coin and rolling a die are independent events. `P(H and 5) = P(H) × P(5) = 1/2 × 1/6=1/12`
D) `12/12` or `1`. That makes sense, because she should win every time she plays.

Answers

Answer:

i hope the answer is clear to you

Step-by-step explanation:

i don’t know if I explained well but yeah here are the answers

Hope this helped!

Can someone explain me this please

Consider a space shuttle which has a mass of about 1.0 x 105 kg and circles the Earth at an altitude of about 200.0 km. Calculate the force of gravity that the space shuttle experiences

uhm i don't understand wut to put below the formula please make it clear thank you alot

Answers

Answer:

The force of gravity experienced by the shuttle would be 1.6675×10^N

Which number line shows the solution to the inequality 3x + 3 ≥ 12?

Answers

Answer:

3x+3 ≥ 12

3x ≥ 9

x ≥ 3

So A is correct

Let me know if this helps or if you have any other questions!

Math work math rr rrr

Answers

Answer:

The correct answer is infinite. The equation is always true.

Find the length of the indicated side of the similar figure.

Answers

Answer:

5

Step-by-step explanation:

in similar figures the side lengths must be proportional:

4/8 = x/10 cross multiply fractions

40 = 8x divide both sides by 8

5 = x

Suppose that the function f is defined, for all real numbers, as follows.
-x-1 if x #-2
f(x)=
3
if x = -2
Find f(-4), f(-2), and ƒ(0).
S(-4)= 0
X
ƒ(-2) - D
ƒ(o) - D
S
?

Answers

The solutions of the function are:

When f(x) = -4, the solution is -4When f(x) = -2, the solution is -5/2When f(x) = 0, the solution is -1

How to solve for the equation

The equation is given as

[tex]\frac{3}{4} x-1\\\\[/tex]

When x = -4

3/4 * -4 -1

= -12/4 - 1

= -4

When x = -2

3/4*(-4) - 1

= -6/4 - 1/1

Take the lcm

-10/4

= -5/2

When x = 0

3/4(0) - 1

= -1

When f(x) = -4, the solution is -4

When f(x) = -2, the solution is -5/2

When f(x) = 0, the solution is -1

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Markup is 25% of sale price of 86.67
what is the cost

Answers

Answer:

$ 69 . 34

Step-by-step explanation:

(1 +.25) x = 86.67

86.67 / 1.25  = x = 69.34

A number is divided in the ratio 3:4. If the first part is 24, find the number.​

Answers

Answer:

31

Step-by-step explanation:

Let the other part be x.

Now,24:x=3:4

3x=96X = 96/3 = 32

1

Other part = 32

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