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sammy [17]
3 years ago
15

80,40,20,_,5 What’s the pattern?

Mathematics
2 answers:
coldgirl [10]3 years ago
3 0
Half.
the missing number is 10
:)
Ksivusya [100]3 years ago
3 0
The missing number is 10
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Determine whether each statement about the rotation (x, y)=( y, -x) is true or false. Select True or False for each statement
larisa [96]

I think it is false  I hope this helps you

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4 years ago
A shipment of 40 fancy calculators contains 3 defective units. What is the probability if a college bookstore buys 20 calculator
JulsSmile [24]

Answer:

38.46%

Step-by-step explanation:

There are no names or marking that can make the calculator look different, so the order is not important. Then we should use a combination to solve this problem.

There are 40 calculators in one shipment, 37 of them good items and 3 of them are defect items. We need to choose 19 good calculators and 1 defect calculator. The number of ways to do that will be:

\frac{37}{19}* \frac{3}{1}= 37!\frac{37!}{19!(37-19!)} * \frac{3!}{1!(3-1)!}= 53017895700

The number of possible ways to choose 20 calculators out of 40 calculators will be:

\frac{40}{20}= \frac{40!}{20!(40-20!)}=137846528820

The chance will be: 53017895700/ 137846528820 = 0.3846= 38.46%

4 0
3 years ago
The function f(x) is shown in this graph please help because I can’t understand this concept
Pavlova-9 [17]

Answer:

d) the slope of f(x) is greater than the slope of g(x)

Step-by-step explanation:

to find the slope of an equation, you look at its rise/run. for f(x), you can see that from one point (0, 3) to another (1, 1) it goes down 2 values (3 - 1) and over 1 value (0 + 1). because it goes down 2 values, the rise is -2, and because it moves to the side 1 value positively, the run is +1.

-2/+1 = -2. this means the slope of f(x) = -2.

finally, it says the slope of g(x) = -6, and -2 > -6. i hope this helps! :)

4 0
3 years ago
Please help! Correct answer only please! I need to finish this assignment by tomorrow.
pentagon [3]

Answer:

0.779

Step-by-step explanation:

1(58)+2(24)+3(8)+4(39)=286

286/367=0.779

PLS GIVE BRAINLIEST!!!

3 0
3 years ago
Qhat is 4c - 11 - 5c + 17 what are the coefficients ​
Oksi-84 [34.3K]

Answer:

4 and 5

Step-by-step explanation:

4 and 5 are the co efficients of c

5 0
3 years ago
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