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Alenkasestr [34]
3 years ago
7

The temperature has been going down at a constant rate. In 55 hours it went down 1515 degrees. Which expression best shows the t

emperature change each hour?
a) -15 × -5

b) -15 ÷ 5

c) 15 × 5

d) 15 ÷ 5​
Mathematics
1 answer:
Ronch [10]3 years ago
8 0

Answer:

b)-15 ÷ 5

It's the only one that ends up with a negative answer, which makes sense because the temperature decreases

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A postulate is a statement in math that is so obvious that it does not need to be proven, that is basically what it means, in layman's terms
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That does not make any since...

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A square in the board below and a letter in the word ATTENTION is chosen at
kolezko [41]

Answer:

4 /15

Step-by-step explanation:

From the number cube :

Count of Numbers greater than 4 = 16

Sample space of number cube = 20

P(number greater than 4) = 16 / 20 = 4/5

Word : ATTENTION

Count of letters in attention = 9

Count of T's in attention = 3

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3 years ago
HELP ASAP Use the data below
beks73 [17]

Answer:

Part A:

   -Minimum: 10

   -Q1: 17.5

   -Median: 30

   -Q3: 42.5

   -Maximum: 50

Step-by-step explanation:

Part B: IQR= 25

This shows that the data varies for 25 different numbers. That HALF of the data is between 25 numbers.

Part C: Using a box-and-whisker plot you can interpret the different values. Minimum is the first dot (10), connected to the first line (Q1 which is 17.5), connected by a box to the median (30), connected by a box to the third line (Q3 which is 42.5), connected to the last dot which is the maximum (50). And IQR is Q3-Q1, so 42.5-17.5 which is 25.

8 0
4 years ago
If a ball rotates through 110 degrees in 8 seconds, how many rotations does it make in 32 seconds
Vedmedyk [2.9K]
Hello there!

If:

110....> 8 seconds
x........32 seconds

Cross multiply

8 * x = 32 * 110

8x = 3520

x = 3520/8

x= 440

It makes 440 rotations in 32 seconds


I hope this helps!
3 0
3 years ago
Read 2 more answers
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