Monday, February 15th, looks to be the coldest day of 2021 so far. The day starts out at 2° and warms up 9° more by noon. It warms another 2° before dropping quickly 17° by midnight. What would the temperature be at midnight? Explain your thinking. Part 2: How many degrees would the temperature need to rise after midnight to be above freezing? Explain your thinking.

Answers

Answer 1

Answer:

The temperature is of -4º at midnight.

The temperature has to rise by more than 4º after midnight to be above freezing.

Step-by-step explanation:

The day starts out at 2° and warms up 9° more by noon.

So temperature of 2 + 9 = 11º at noon.

It warms another 2° before dropping quickly 17° by midnight.

The temperature after midnight is of:

11º + 2º - 17º = 13º - 17º = -4º.

The temperature is of -4º at midnight.

How many degrees would the temperature need to rise after midnight to be above freezing?

Add x, has to be higher than 0. So

-4º + x > 0º

x > 4º

The temperature has to rise by more than 4º after midnight to be above freezing


Related Questions

(a) Jasmine ran 55 miles in 4242 minutes. Part A At what rate did Jasmine run? ​Jasmine ran at a rate of minutes per mile. ​Part B Katie ran 44 miles. She ran at a rate that was 1.11.1 minutes per mile slower than Jasmine. For how many minutes did Katie run? Explain how you determined your answer. ​ ​

Answers

Answer:

Part A

0.764 minutes/miles

Part B

48.4 minutes

Step-by-step explanation:

a) Jasmine ran 55 miles in 42 minutes. Part A At what rate did Jasmine run?

​Jasmine ran at a rate of minutes per mile. ​

Rate = Minutes/Miles

Minutes = 42 minutes

Miles = 55 miles

Jasmine's rate = 42 minutes/55 miles

= 0.7636363636 minutes/miles

Approximately = 0.764 minutes/miles

Part B

Katie ran 44 miles. She ran at a rate that was 1.1 minutes per mile slower than Jasmine. For how many minutes did Katie run? Explain how you determined your answer. ​ ​

Rate = Minutes/Miles

Minutes = ?

Miles = 44 miles

Rate = 1.1 minutes per miles

Hence:

1.1 minutes per miles = x/44 miles

x = 1.1 minutes per miles × 44 miles

x = 48.4 minutes

MODELING WITH MATHEMATICS A contractor extends a house on two sides.
A. The area of the house after the the renovation is represented by (x+50)^2
B. Use the polynomial in part (a) to find the area when x=15. What is the area of the extension?

Answers

Answer:House=4,225ft^2

Step-by-step explanation:

(15)^2+100(15)+2,500

=225+1,500+2,500

=4,225

(a) The area of the house is [tex]x^2+100x+2500 \; \; ft^2[/tex]

(b) Area of the extension

House =4225 ft^2

Important information :

The area of the house is represented  by quadratic expression

[tex](x+50)^2[/tex]

To find out the product to multiply x+50 twice

[tex](x+50)(x+50)[/tex]

Apply FOIL method to multiply the parenthesis

[tex](x+50)(x+50)\\x^2+100x+2500[/tex]

The area of the house is [tex]x^2+100x+2500 \; \; ft^2[/tex]

(b) given x=15. To find area of extension , we replace x with 15 in the answer we got from part (a)

[tex]x^2+100x+2500 \\x=15\\(15)^2+100(15)+2500 \\225+1500+2500\\4,225[/tex]

Area of the extension

House =4225 ft^2

Learn more about the quadratic  here:

brainly.com/question/4053601

What is the area of the trapezoid?
9 cm
8 cm
17 cm

Answers

It would be a= 136cm squared

I need help with 17 please help me.

Answers

The answers is going to be 1160 think bc not sure if we have the same kind of math

find compound interest paid when a sum of Rupees 10,000 is invested for 1year & 3 months at 17/2% per annum compounded annualy. ​

Answers

Answer:

Rs 1,073.56

Step-by-step explanation:

The computation of the compound interest is shown below:

Compound interest = Principal (1 + rate of interest)^time period - Principal

= Rs 10,000 × (1 + 17 ÷ 2%)^1.25 - Rs 10,000

= Rs 10,000 × (1 + 0.085)^1.25 - Rs 10,000

= Rs 11073.56 - Rs 10,000

= Rs 1,073.56

The 1.25 come from

1 year & 3 months

= 5 by 4

Q 10. Raj purchased the following items from the grocery shop :
5 kg wheat = Rs. 38.50 per kg
3 coconuts = Rs. 30 per piece
1 Dettol bottle = Rs. 52.25 per bottle
The shopkeeper asked him to pay = Rs. 324.75
Raj was very good at calculation.
He found some mistake in the shopkeeper's calculations.
Can' you find the mistake ?
Is the amount demanded by the shopkeeper for the item purchased righ
What is wrong ? Write the answer with reasons ( show the calculation
What do you think , how does Raj react in this situation ?​

Answers

Answer:

The shopkeeper demanded low amount that it needed to be

Answer:

The demand of the shopkeeper is 10 rupee less and i think raj will take those items without correcting cause normally we people always think only of our best nah we dont usually care about others. (lol)

Step-by-step explanation:

so lets see the calculation :

Since he bought 5 kg wheat at rs. 38.50 per kg then total will be = 5* 38.50 = Rs. 192.5

also he bought 3 coconuts at rs. 30 per piece then total will be = 3* 30 = Rs. 90

Also ,

He bought 1 Dettol at Rs 52.25

Then total will be :

Rs. 52.25 + 90 + 192.5

= Rs. 334.75#

Hope this helped

All the best !!

If something(1 litecoin) is $130 and I buy $90 of it how much of that coin do I own?

Answers

Answer:

69.23%

Step-by-step explanation:

[tex]\frac{90}{120}[/tex] × 100

=69.23

∴ You would own 69.23% of the litecoin

Find the perimeter of this figure.

Answers

Answer:

The answer is

88 in. (inches)

Determine if it is possible to form a triangle with the given side lengths. 7 yd, 8 yd, 9 yd

Answers

Answer:

yes it is possible to make a triangle with those lengths.

It is possible to form a triangle with the given side lengths

What is a triangle?

A triangle is a two-dimensional geometrical figure that has three sides, three vertices and three interior angles.

Given, three sides are 7 yards, 8 yards, 9 yards.

Let, three sides are 'a', 'b, 'c' and 'a' is the largest among these three.

Then, a triangle can be formed with these three sides if (b + c)>a.

Here, 9 yards is the largest.

Therefore, (7 + 8) yards = 15 yards > 9 yards

Therefore, with these three sides, a triangle can be formed.

Learn more about a triangle here:

https://brainly.com/question/10324925

#SPJ3

Horizontal line that goes through the origin

Answers

Answer:

x axis? is that what your asking

Step-by-step explanation:

2+2= need to kno thank you

Answers

Answer:

Yay thanks for the free points I really! appreciate u!!

have a good day sir or ma'am. And 2+2 = 2+2

;-; :))

4

answer explanation:

Find the values of x and y.

Answers

the x is 49 and the y is 8!

Clara is running a bakery. She's has made a street sign to direct people to her bakery. She painted one side of the post and sign. What is the painted area?

A. 276 square inches

B. 240 square inches

C. 344 square inches

D. 324 square inches

Answers

Answer:

its D

Step-by-step explanation:

What is X brainliest

Answers

What is X?

I say that X = 2

help please its due at 9:00

Answers

Answer:

1. No

2. Yes

3. No

4. Yes

Step-by-step explanation:

Plug in values for the unknowns into bother expressions to see if the give the same answer.

I don't really know how to do this but the best thing I can say is to replace those variables with a number and then put it in a calculator. Make sure each variable has a different number.

so for the first one, I made s as 2 and t as 3. I got 18 for the first one and 6 on the other one so they're clearly not equal.

good luck!

identify the slope and the intercept for the following inequality -2×-y​

Answers

[tex]\Huge{\textbf{\textsf{{\color{navy}{ᴀɴ}}{\purple{ᴡs}}{\pink{ᴇʀ}}{\color{pink}{:}}}}}[/tex]

It's called the "y intercept" and it's the y value of the point where the line intersects the y- axis. For this line, the y-intercept is "negative 1." You can find the y-intercept by looking at the graph and seeing which point crosses the y axis. This point will always have an x coordinate of zero.

Write
22
3
as a mixed number.
Give your answer in its simplest form.

Answers

[tex]\frac{22}{3}[/tex]  = 7[tex]\frac{1}{3}[/tex]

Hope this helps :-)

After summer Mitchell's favorite store was having a 20% sale off swim suits. If each swim suit's original price was $43.00, how much would Mitchell pay per swim suit after the discount?

Answers

Answer:

Step-by-step explanation:

43 * .20 = 8.6 this is the discount

So subtract the discount from the price to get

43.00-8.60= $34.40

katarina bought a package of 500 stickers are heart. The remaining stickers are stars

Answers

Where is the question?

Answer: There are 375 star stickers and 125 heart stickers.

There are 500 stickers with 20 stickers per sheet; 500/20 = 25 sheets of stickers.

25% of each sheet is hearts; 25/100(20) = 5 heart stickers per sheet.  5(25) = 125 total heart stickers.

20 stickers per sheet - 5 heart stickers per sheet = 15 star stickers per sheet.  15(25) = 375 total star stickers.

Please help meeeee!!!

The cost to rent a ballroom is $293 up front plus an additional $59 per hour. If a ballroom is rented for 6 hours, what is the cost?​

Answers

Answer:$647

Step-by-step explanation:

293+(59*6)=

293+454=

647

First start off with 293

Now multiply 59 by 6 because 6 is how many hours they will rent it for.

59 x 6 = 354

After that add the 354 to the 293 we had before.

293 + 354 = 647

So the cost of the ball room would be 647 dollars.

help please!!!!
the question is in the picture

Answers

There Were Three Buses And Five Cars.

Three Buses - 150 Kids
Five Cars - 20 Kids
150 + 20 = 170 Kids
three busses and five cars

Find the missing values in the ratio table.
Please help me!!

Answers

Answer:

apples : 2 , 4 , 6 , 8

oranges : 5 , 10 , 15 , 20

those in bold are answers :)

Answer:

2:4 :: x:10

x=5

4:x :: 10:15

x=15

15:8 ::15:x

x=8

6th grade math help me pleaseee

Answers

Answer:

x = 3, y = 7

Step-by-step explanation:

Since we already have y's value, we can plug y into the bottom equation to get 3(5x - 8) = x + 18. We can distribute 3 into 5x and 8 to get 15x - 24 = x + 18. We can now subtract x from the both sides to get all terms on one side to get 14x - 24 = 18. We can now add 24 to both sides to get 42. We can now divide both sides of the equation by 14 to get x = 3. We can plug x into the top equation to get y = 5(3) - 8. We can multiply 5 and 3 together to get y = 15 - 8. We can simplify and subtract to get y = 7. Our final answer is (3, 7)

The ordered pairs below represent a proportional relationship.
(8, 12), (16, 24), (x, 21)

Find the value of x.

Answers

Answer:

x=14

Step-by-step explanation:

Your unit rate is 1.5 because if you divide 12 by 8, you get 1.5. You divide 21 by your unit rate to get 14.

Find the value of x.

Answers

Answer:

61.7

we have:

cos 56⁰.x = 30/tan 41⁰

=>

[tex] x = \frac{30}{ \tan(41 {}^{0} ) \cos(56 {}^{0} ) } = 61.7[/tex]

which one is weight?
1 kg stone
1 kg cotton

Answers

Answer:

1kg stone

Step-by-step explanation:

Answer:

1kg stone is heavy so it is weight

what is y^6 times y ^5

Answers

Answer:

Y^11

Step-by-step explanation:

since their the same base “y” add the exponents

6 + 5 = 11

I will mark brainliest .. help me

Answers

Answer:

-2

Step-by-step explanation:

When I graph it and calculate the slope using both rise over run and slope formula I get -2 both times.. If you need any more explanation just ask:)  I hope I helped.

The radius of a circle is 3 m. Find its area to the nearest tenth.The radius of a circle is 3 ft. Find its area to the nearest tenth.

Answers

Answer:

1st question answer is A = πr^2 2nd question answer is A≈28.27ft²

Step-by-step explanation:

Find two consecutive ODD integers such that: The square of the larger is 120 more than the square of the smaller

Answers

Answer: See explanation

Step-by-step explanation:

Le the number be x and x+2

The information given can be formed into and equation as:

(x + 2)² = x² + 120

(x + 2)(x + 2) = x² + 120

x² + 2x + 2x + 4 = x² + 120

Collect like terms

x² - x² + 2x + 2x = 120 - 4

4x = 116

x = 116/4

x = 29

The smallest number is 29

The larger number is x + 2 = 29 + 2 = 31

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