what is 8.45 rounded to the nearest tenth? A 8.0 B 8.4 C 8.5 or D 9.5

Answers

Answer 1

Answer:

C

Step-by-step explanation:

Since its a 5, you round up. if it is 5 or above, you round the number upwards, when 4 or below, is downwards.

Answer 2

Answer:

C.8.5

Step-by-step explanation:


Related Questions

A large jet uses 7.500 gallons of fuel to fly 1,500 miles what is the unit rate used by the vehicle

Answers

We know that they are using 7500 gallons of fuel for 1500 miles

we can do 7500 / 1500 = 5

Meaning that for every 5 gallons of fuel they travel 1 mile

3. Amanda's computer weighs 56 ounces.
How many pounds does it weigh?

Answers

The answer is 3.5 pounds

r f(x)
--2-1
-11-3
0-5
1-7
Which function rule defines f(x)?

Answers

Answer:

B. f(x) = -2x - 5

Step-by-step explanation:

✔️Find the rate of change:

Rate of change using two of the given pair, say (0, -5) and (1, -7)

Rate of change (m) = ∆f(x) / ∆x = (-7 -(-5)) / (1 - 0) = -2/1 = -2

✔️Find y-intercept (b):

y-intercept (b) = -5 because the y-intercept is the value of f(x) when x = 0.

✔️Substitute m = -2 and b = -5 into f(x) = mx + b

Thus,

f(x) = -2x + (-5)

f(x) = -2x - 5

which of the following equations will produce the graph shown below?​

Answers

Answer: x-1/8y^2=0

Hope this helps any !

A certain insect can beat its wings 180 times per

Answers

The equation would be

y= 180x

30% of the students are absent from math class. If there are normally 30 students, how many are missing?

Answers

9 students would be missing,
30 percent of 30 is 9, hope this helped :)

What is the surface area?
8 ft
3 ft
1 ft
square feet

Answers

Answer: What is the surface area?
8 ft
3 ft
1 ft
square feet
To be honest I don’t really know what this shape is called but if it a rectangular prism then the surface area is going to be 70m^2

'Here are 5 number cards, '2' '5' '7' '8' '9'. One of the cards is removed and the mean average of the remaining 4 cards is 6. Which card was removed (Please show your working).

Answers

Answer:

9

Step-by-step explanation:

'Here are 5 number cards, '2' '5' '7' '8' '9'. One of the cards is removed and the mean average of the remaining 4 cards is 6. Which card was removed (Please show your working).

20 is 80% of what number?

Answers

It’s 25. Hope this helps ✌️

Answer:

25 is answer.

80% of x=20

x=20×100/80=25

11 is the quotient of a number y and 6.

Answers

Answer:

y = 66

Step-by-step explanation:

11 = y/6

11*6 = y

66 = y

The rectangular base of a 3-D printer East 4.5' by 3' in the Keogh's drawing the base of the printer is 3" by 2" of nicaea in larger drawing to 3 times its size would foot the scale of her events draw

Answers

Answer:

[tex]Scale = 1.5[/tex]

Step-by-step explanation:

Given

[tex]Printer = (4.5',3')[/tex]

[tex]Keogh = (3',2')[/tex]

Required

Determine the scale

This is calculated as:

[tex]Scale = \frac{Original}{Actual}[/tex]

[tex]Scale = \frac{(4.5,3)}{(3,2)}[/tex]

Factorize the numerator

[tex]Scale = \frac{1.5 * (3,2)}{(3,2)}[/tex]

Scale = \frac{1.5 * (3,2)}{(3,2)}[tex]Scale = 1.5 * \frac{(3,2)}{(3,2)}[/tex]

[tex]Scale = 1.5 * 1[/tex]

[tex]Scale = 1.5[/tex]

The distance you travel while hiking is a function of how fast you hike and how long you hike at this rate. You usually maintain a speed of three miles per hour while hiking. Wow a statement that describes how the distance that you travel is determined. Then identify the independent and dependent variables if this function. ​

Answers

Answer:

The maintained speed while hiking= 3 miles per hour

Let t be the time which represent the independent variable.

Also we know that  Distance= Speed × Time

⇒ Distance traveled while hiking=3 ×t=3t

Let h represent the distance function in miles, and h(t) the dependent variable.

Then h(t)=3t

When we put t=4

Then h(4)=3×4 =12 miles.

Step-by-step explanation:

Bro hazel, kris, trey, Eli, sowwy help

Answers

Answer:

? there is no picture.

Step-by-step explanation:

Answer:

Step-by-step explanation:

Ummm

For the line of fit h(t)=0.6t+0.44 , what is the residual value of the data point at t=11?

Answers

Answer:7.04

Step-by-step explanation

Please help me......

Answers

Answer:

<BAC=1/2 <BOC=1/2 X=X/2(INSCRIBED ANGLE IS HALF OF CENTRAL ANGLE)

The time between arrivals of customers at an automatic teller machine is an exponential random variable with a mean of 4 minutes. Round yours answers to 4 decimal places. (a) What is the probability that more than three customers arrive in 10 minutes

Answers

Answer:

0.7788 = 77.88% probability that more than three customers arrive in 10 minutes

Step-by-step explanation:

Exponential distribution:

The exponential probability distribution, with mean m, is described by the following equation:

[tex]f(x) = \mu e^{-\mu x}[/tex]

In which [tex]\mu = \frac{1}{m}[/tex] is the decay parameter.

The probability that x is lower or equal to a is given by:

[tex]P(X \leq x) = \int\limits^a_0 {f(x)} \, dx[/tex]

Which has the following solution:

[tex]P(X \leq x) = 1 - e^{-\mu x}[/tex]

The probability of finding a value higher than x is:

[tex]P(X > x) = 1 - P(X \leq x) = 1 - (1 - e^{-\mu x}) = e^{-\mu x}[/tex]

In this question, we have that:

The time between arrivals of customers at an automatic teller machine is an exponential random variable with a mean of 4 minutes, and we have three customers, which means that [tex]m = 3*4 = 12, \mu = \frac{1}{12} = 0.0833[/tex]

(a) What is the probability that more than three customers arrive in 10 minutes

This is P(X > 3). So

[tex]P(X > 3) = e^{-0.0833*3} = 0.7788[/tex]

0.7788 = 77.88% probability that more than three customers arrive in 10 minutes

Enter an answer in the response box that correctly fills in the blank.
Rebecca spent $5.95 on 7 cookies. Rebecca spent $
Round your answer to the nearest cent if necessary.
per cookie

Answers

Answer:

Step-by-step exRebecca spent $5.95 on 7 cookies. Rebecca spent $

Round your answer to the nearest cent if necessary.

per cookieplanation:

John was adding Rational Numbers. He showed his work below. What was John's error?

Explain to John how to solve it correctly.

Adding Rational Numbers Error.

Answers

Answer:

-5 3/5

Step-by-step explanation:

John's error was in adding the whole number and fractional portions separately, the fractions must be converted to improper fractions with common denominators to be added or subtracted properly so

(-7 4/5) + (2 1/5), convert to improper fractions

-39/5 + 11/5, both fractions have common denominator so we can continue

-39 + 11 = -28, so -39/5 + 11/5 = -28/5, convert back to proper fractions

-28/5 = (-25/5) + (-3/5) = -5 3/5

How do you solve for 5h+34=17

Answers

Answer:

h=10.2

Step-by-step explanation:

add 34 on both sides so you would have 5h =51 then you divide 51 by 5 so you are left with h = 10.2! have a great day!!

Find the area of the shape below.

Hint: Find the area of the two triangles and the square and add them together.

Answers

The total area of the shape is 12

Write an equation for the line having a slope of -1/3 and y-intercept is 5

Answers

Answer:

y= -1/3x +5

Step-by-step explanation:

Using the equation y=mx+b

you know m (slope), which is -1/3

you also know your b which is 5

You get y= -1/3x+5

:((((((((((((( i need help

Answers

Answer:

5d

Step-by-step explanation:

Every member pays 5 dollars. So the number will multiply by 5 everytime a member pays.

can u guys help i really need to be good at math because i dont want t go to a tewter tomorrow

Answers

Answer: Your answer is (C) 6/14

Step-by-step explanation: Have a brilliant day mate - Lily ^-^

Triangle ABC is similar to Triangle XYZ.
Solve for x and y

Answers

Yz =5
Xz= 7
Hope this helps!!!

IF i make 525 dollars
a second how long
will it take to make
2 million dollars

Answers

Answer:

ewan ko sorry kailangan lang ng points

Answer:

You would make 2 million dollars in 63 minutes, sure would be nice too.

Step-by-step explanation:

Graph the equation.
y= 5(x + 1)^2– 3
HELP!!!

Answers

Step-by-step explanation:

the answer is in the attachment

The graph of the function y= 5(x + 1)²– 3 is attached accordingly. See the description of the graph below.

The graph of y= 5(x + 1)²– 3

The equation y = 5(x + 1)² - 3 represents a quadratic function.

The graph is a parabola with its vertex at (-1, -3). It opens upward since the coefficient of the squared term (x²) is positive.

The graph is vertically stretched by a factor of 5 compared to the standard quadratic function.

The x-coordinate of the vertex is -1, indicating a horizontal shift of 1 unit to the left from the standard quadratic.

Learn more about graphs at:

https://brainly.com/question/25799000

#SPJ2

Sonja uses 8 of the 12 eggs in her dozen eggs to make a breakfast casserole. Olga uses 5/6 of a dozen eggs to make scrambled eggs. Who uses make eggs? Explain your answe

Answers

Answer:

Olga will use 10 eggs, while Sonja will use 8, thus Olga will use more eggs.

Step-by-step explanation:

Given that Sonja uses 8 of the 12 eggs in her dozen eggs to make a breakfast casserole, while Olga uses 5/6 of a dozen eggs to make scrambled eggs, the following calculations must be performed to determine who uses more eggs:

Sonja = 8/12 = 0.666 x 12 = 8

Olga = 5/6 = 0.83333 x 12 = 10

Therefore, Olga will use 10 eggs, while Sonja will use 8, thus Olga will use more eggs.

Select the correct answer. Consider these functions: f(t)=-312 + 51 g(t) = 12 + 2 What is the value of Alg(-2))? A. -28 OB. C. 12 OD 146​

Answers

C???
I’m not 100% sure

Answer:

It is c.12

Step-by-step explanation:

I just took the test(Plato)

The bowl has a diameter of 10 inches. What is its radius?


Answers

Answer:

r = 5 inches

Step-by-step explanation:

because if your trying to find the radius from the diameter you divide by 2

radius= 5

radius is always half the diameter

There are 4 cups of flour in 3 batches of cookies . How many cups are in one batche.

Answers

Answer: Around 1.33 Cups per batch

Step-by-step explanation:

4 / 3 ≈ 1.33

Answer:

1 1/3

Step-by-step explanation:

Math

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