Nina woke up at 8:00 A.M. At noon the temperature had risen 8°F. By 1:00 P.M. The temperature had risen another 4°F. There was a thunderstorm at 4:00 P.M. By 7:00 P.M. The temperature had fallen 11°F since 1:00 P.M. To 62°F. What was the temperature when Nina woke up?

Answers

Answer 1

Answer:

  61 °F

Step-by-step explanation:

If T is the temperature at 8 a.m., we have ...

  T +8 +4 -11 = 62

  T +1 = 62

  T = 61 . . . . . . subtract 1

The temperature was 61 °F when Nina woke up.


Related Questions

Aron has a bag of marbles that contains three red (R) marbles, four green (G) marbles, and three blue (B) marbles. 3 red marbles, 4 green marbles, and 3 blue marbles. Which expression represents the probability of randomly selecting a green (G) marble, replacing it, and then randomly selecting a red (R) marble? StartFraction 1 over 10 EndFraction (StartFraction 1 over 10 EndFraction) StartFraction 4 over 10 EndFraction (StartFraction 3 over 10 EndFraction) StartFraction 4 over 10 EndFraction (StartFraction 3 over 9 EndFraction) One-fourth (one-third)

Answers

Answer:

3/25

Step-by-step explanation:

3 red marbles, 4 green marbles, and 3 blue marbles = 10 marbles

P(green) = number of green / total = 4/10 = 2/5

We replace it

3 red marbles, 4 green marbles, and 3 blue marbles = 10 marbles

P(red) = number of red / total = 3/10

P(green, replace,red) =2/5*3/10 = 3/25

Answer: its C.) 5/48.

                                 

Please help me with Algebra 2. It's about radians and degrees.

Answers

Answer:sin30 cos 40 tan 90

Step-by-step explanation:

A person drives a car 55 miles per hour for 8 hours.

Answers

Answer:

They drive 6.875 miles per hour

Hope this helps :)

Quadrilateral B E A R BEARB, E, A, R is inscribed in circle O OO. What is the measure of ∠ R ∠Rangle, R? ∘ ∘ degrees O O A A E E B B R R 7 4 ∘ 74 ∘ 9 2 ∘ 92 ∘

Answers

Answer:106

Step-by-step explanation:

Oliver's monthly budget is $2,000. How much money does he save each month?
A $200
B $500
C $600
D $700​

Answers

Answer:

$500 would be better, for 4 months only...

Please help me answer c

Answers

The solution and the answer are in the photograph.

Rewrite the following equation in slope-intercept form.

9x + 11y = 7


Write your answer using integers, proper fractions, and improper fractions in simplest form.

Answers

11y=7-9x. y=(-9/11)x+(7/11)

Answer:

y=-(9/11)x+7/11

Step-by-step explanation:

write the equation in form y=mx+c. where m is the gradient

A triangle has side lengths measuring 20 cm, 5 cm, and n cm. Which describes the possible values of n?
O 5 < n < 15
O 5 < n < 20
O 15 < n < 20
0 15 < n < 25
Intro
Done

Answers

Answer:

the correct answer is 15<n<25

Step-by-step explanation:


The slope of any line perpendicular to , where A (0, -3) and B (4, 9) are two points on the line, is m =

-3
-1/3
3


Answers

Answer:

The answer is b

Step-by-step explanation:

Katherine is requesting a large print job from the printing office. She has a 51-page document she wants printed double-sided and stapled. She needs 3,550 copies.How many pieces of paper are required to complete this request?

Answers

Answer:

181,050 pieces of paper.

Step-by-step explanation:

If she needs 3,550 copies of a 51 page document, you can easily solve this problem by multiplying the amount of copies needed by pages per copy. 3,550 x 51 is 181,050.

CAN ANYBODY GIVE A QUICK ANSWER

Answers

Answer:

It is C

Step-by-step explanation:

The temperature outside dropped 13°F in 7 hours. The final temperature was -2°F. What was the starting temper

Answers

Answer:

11 degrees Fahrenheit

Step-by-step explanation:

-2 + 13 = 11

Answer:

11°F

Step-by-step explanation:

decimals from least to greatest please help put in order. 2.2, 2.15, 2.2012, 2.501

Answers

Answer: 2.15, 2.2, 2.2012, 2.501

Answer:

the answer is 2.15, 2.2, 2.2012, 2.501.

Step-by-step explanation:

Out of 1,000 students, 80 were asked by random sampling what color they would prefer for their first car. Their responses are shown in the table below.

Answers

Answer:

175

Step-by-step explanation:

To find a proportion, you need to put both parts over the total.  You would put the part of silver (14) over the total (80) and the part you are trying to find (X) over the total number of students (1,000). Then you cross multiply 14 x 1,000 and divide by 80 giving you 175 silver cars.

There are 17 trees along the road from Basil's home to a swimming pool. On his way way to and from a swim Basil marks some trees with a red stripe. On his way to the pool he marks the first, the third, the fifth tree and so on. On his way back again, he marks the first tree he comes to, the fourth tree, the seventh tree and so on, missing out two trees each time. By the time he gets home how many trees have no mark?

Answers

Answer:

Number of trees not marked is 6

Step-by-step explanation:

Base on the scenario been described in the question, we can find the solution in the file attached

Find x in this 45°-45°-90° triangle.

x=

Answers

Answer:

24

Step-by-step explanation:

This is the same question as before just flipped around

HELP ME PLZ no guessing

Answers

Answer:

29/3

Step-by-step explanation:

C:

Answer:

7 miles per hour

Step-by-step explanation:

Speed = Distance / Time

If the distance was 15.75 miles, and the time was 2.25 hours, then doing 15.75 / 2.25 gets you 7 miles per hour.

You can check this by doing 7 x 2.25 which would get you 15.75

If 560 mg is 80% of a dose of medicine, how much is a full dose?

Answers

Answer:

PLEASE GIVE BRAINLIEST AND THANKS

700mg

Step-by-step explanation:

560 divided by 80= 7

7 x 100=700mg

Please help me in this worksheet it’s really important

Answers

Answer:

AB:0:2

BC:6:4

CD:9:6

DE:9:15

Step-by-step explanation:

6x^2 - 19x + 10
Factor

Answers

Answer:

(2x-5)(3x-2)

Step-by-step explanation:

1)When factoring quadratic equations in for ax²+bx+c you need to separate the b term in a way that the two addends you separate it by should equal a•c. Just do trial and error. In this case you should get -4 and -15. Your separated equation should be:

6x²-4x-15x+10

2)now factor out a common factor from the first two terms and one from the last two terms you should have:

2x(3x-2)-5(3x-2)

3)finally rewrite this equation into two separate factors and you have your answer.

A company is worth $79,600,000. Write this number in scientific notation.

79,600,000=

Answers

Answer:

The answer is 7.96×10⁷ .

Step-by-step explanation:

As the decimal moves to the left , you have to add one more power to the base 10 :

e.g

7 960 000.0 = 7 960 000×10¹

796 000.00 = 796 000×10²

79 600.000 = 79 600×10³

7 960.0000 = 7 960×10⁴

796.00000 = 796×10⁵

79.600000 = 79.6×10⁶

7.9600000 = 7.96×10⁷

* Take note :

[tex]a \times {10}^{n} [/tex]

0 < a < 10 ('a' must be greater than 0 but smaller than 10)

PLEASE HELP ME!!!!! This is important

Answers

Answer: the answer is 80 cubic inches.

Step-by-step explanation:

To find the volume of a cube, you have to multiply length, width, and height. Therefore that is 4x5x4= 80 cubic inches

Answer is: 80 cubic in.

Formula- L x W x H

Without looking, Jason draws a tile from the first bag and then a tile from the second bag. What is the probability of Jason drawing the tile numbered 2 from the first bag and the tile numbered 3 from the second bag? Wh

Answers

Complete question:

Jason has two bags with 6 tiles each. The tiles in each bag are shown below:

1 2 3 4 5 6

Without looking, Jason draws a tile from the first bag and then a tile from the second bag. What is the probability of Jason drawing the tile numbered 2 from the first bag and the tile numbered three from the second bag?

Answer: 1/36

Step-by-step explanation:

Number of tiles in each bag = 6

Probability of drawing tile numbered 2 from the first bag and the tile numbered 3 from the second

Probability of drawing number 2 from first bag :

P(numbered 2) = (required outcome / possible outcome)

P(numbered 2) = 1/6

Probability of drawing number 2 from first bag :

P(numbered 3) = 1/6

Since they are independent events :

P(drawing 2 from bag one and 3 from bag 2) :

1/6 × 1/6 = 1/36

Select a setting so that each given point will lie within the viewing window.
(-13,3), (0,0).(-2,-7)

Answers

Answer:

The given points are

[tex](-13,3)\\(0,0)\\(-2,-7)[/tex]

The setting would have a interval or 2 units above and below the minimum and maximum of each coordinate.

The given maxium horizontal coordinate is 0.

The given minimum horizontal coordinate is -13.

The given maximum vertical coordinate is 3.

The given minimum vertical coordinate is -7.

Now, we extend each maximum and minimum value by 2 units to create the setting.

So, the setting is

[tex]x_{min}=-15\\x_{max}=2\\ y_{min}=-9\\y_{max}=5[/tex]

With a scale of 2 units.

The three inside angles (A,B and C) of a right angled triangle are in the ratio 7:18:11

the smallest angle is 35 degrees
work out angles A,B and C

Answers

This is overdetermined.  Without looking at the ratio (except for the order of the sides) the actute angles in a right triangle are complementary so the answer must be:

Answer: A=35°, C=90°, B=55°

We can do it the way they like.

7+18+11 =36

so to get 180 degrees we need to scale the ratio elements by a factor of 5.

7:18:11=35:90:55

A is the smallest.  We see C is indeed a right angle and B is complementary to A.

(algebra)Can you please help and show your work, solve for X.

Answers

Solve for x.

41. (x + a)/b + b = a

1. Subtract b.

(x + a)/b = a - b

2. Multiply by b.

x + a = ab - b^2

3. Subtract a.

x = ab - b^2 -a

42. bx + a = dx + c

1. Subtract a.

bx = dx + c - a

2. Subtract dx.

bx - dx = c - a

3. Factor x out.

x(b -d) = c - a

4. Divide by (b-d).

x = (c-a)/(b-d)

43. cx - b = ax + d

1. Add b.

cx = ax + d + b

2. Subtract ax.

cx - ax = d + b

3. Factor x out.

x(c -a) = d + b

4. Divide by (c-a).

x = (d +b)/c-a).

44. a(x -3) + 8 = b(x - 1)

1. Distribute everything.

ax - 3x + 8 = bx - b

2. Subtract 8.

ax - 3a = bx - b -8

3. Subtract bx.

ax - bx - 3a = -b - 8

4. Factor x out.

x ( a - b) - 3a = -b - 8

5. Add 3a.

x ( a - b) = -b - 8 + 3a

6. Divide by (a-b).

x =  (-b - 8 + 3a) / (a - b)

45. c ( x + 2) - 5 = b ( x -3)

1. Distribute everything.

cx + 2c -5 = bx - 3b

2. Add 5.

cx + 2c = bx - 3b + 5

3. Subtract bx.

cx - bx + 2c = -3b + 5

4. Factor x out.

x ( c - b ) + 2c = -3b + 5

5. Subtract 2c.

x ( c - b) = -3b + 5 - 2c

6. Divide by ( c - b).

x = (-3b + 5 - 2c)/(c-b)

46. a (3tx - 2b) = c (dx -2)

1. Distribute everything

3txa - 2ba = cdx - 2c

2. Subtract cdx.

3txa - cdx - 2ba = -2c

3. Add 2ba.

3txa - cdx = 2ba - 2c

4. Factor x out.

x ( 3ta - cd) = 2ba - 2c

5. Divide by (3ta - cd).

x = (2ba - 2c)/(3ta - cd)

47. b ( 5px - 3c) = a (qx -4)

1. Distribute everything.

5bpx - 3bc = apx - 4a

2. Subtract apx.

5bpx - apx - 3bc = -4a

3. Add 3bc.

5bpx - apx = -4a + 3bc

4. Factor x out.

x ( 5bp - ap ) = -4a + 3bc

5. Divide by (5bp - ap).

x = (-4a + 3bc)/(5bp - ap)

48. [a/b(2x - 12)]= c/d

1. Multiply b first.

a ( 2x - 12) = c/d

2. Multiply by d.

ad(2x - 12) = cb

3. Distribute ad.

2adx - 12ad = cb

4. Add 12ad.

2adx = cb + 12ad

5. Divide by 2 ad.

x = (cb + 12ad)/2ad

A correlation of r=-. 17 indicates strong, negative correlation

Answers

Answer:

True or false

Step-by-step explanation:

Is this a true or false, and can you upload an image

What is the mode?
–244–2–44–2–2

Answers

Answer:

mode is -2

Step-by-step explanation:

mode is the number that appears the most time in data set

in this case -2

PLEASE HELP !!! i will literally give you all my points and brainliest im BEGGING
X =

y =

m ∠ H =

m ∠ G =

Answers

Answer:

x=53

y=26

H=106

G=93

Step-by-step explanation:

By the inscribed quadrilateral conjecture:

[tex]2x+(x+21)=180\\(3y+9)+(4y-11)=180\\3x+21=180\\3x=159\\x=53\\7y-2=180\\7y=182\\y=26\\H=2(53)=106\\G=(4(26)-11)=104-11=93[/tex]

Hope this helps!

Answer:

x=53

y=26

H=106

G=93

Step-by-step explanation:

im not really good with this stuff i tryed and hope this helps

If f(x) = 5x + 2x and g(x) = 3x - 6, find (f+g)(x).
O A. 5X + x-6
O B. 5x – X+6
O C. 10x- 6
O D. 5* + 5x – 6

Answers

Answer:

10x -6

Step-by-step explanation:

f(x) = 5x + 2x  = 7x

g(x) = 3x - 6

f(x) + g(x) = 7x+ 3x-6

                = 10x -6

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