3 years ago

Hello i need help with this plz

Mathematics

1 answer:

gayaneshka [121]3 years ago

7 0

Answer: Sorry i only could so #3

32/30

Step-by-step explanation:

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I need help againnnnn

JulijaS [17]

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3 years ago

The standard deviation of the data set is 2.3. Compute the variance to the nearest hundredth. 2,2,2,3,5,5,6,7,8

Arada [10]

The standard deviation is the square root of the variance...so that means the variance is the standard deviation squared.

2.3^2 = 5.29 <===

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4 years ago

Mr Smith takes orders from 12 people. 8 people want coffee and 6 people want donuts. how many people want coffee and donuts?

PIT_PIT [208]

Answer:

Step-by-step explanation:

8 + 6 - 12 = 2

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3 years ago

Find the smallest positive integer that is greater than $1$ and relatively prime to the product of the first 20 positive integer

ValentinkaMS [17]

Answer:

Step-by-step explanation:

since the number is relatively prime to the product of the first 20 positive numbers

It number must not have factor of (1-20)

Therefore the smallest possible number is the next prime after 20

Answer is 23

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3 years ago

Find a number that is between2/9and3/11

SVETLANKA909090 [29]

$\text {Between } \dfrac{2}{9} \text { and } \dfrac{3}{11}$

Change the denominators to be the same:
$\text {Between } \dfrac{2 \times 11}{9 \times 11} \text { and } \dfrac{3 \times 9}{11 \times 9}$

$\text {Between } \dfrac{22}{99} \text { and } \dfrac{27}{99}$

$\text {Possible answers are } \dfrac{23}{99} \ , \dfrac{24}{99} \ , \dfrac{25}{99} \text { and } \dfrac{26}{99}$

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3 years ago