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Luba_88 [7]
2 years ago
6

Pls help I need a good grade Show your work

Mathematics
2 answers:
lesya [120]2 years ago
4 0

Answer:

14 weeks

Step-by-step explanation:

500 - 220 = 280

280 / 20 = 14

WINSTONCH [101]2 years ago
3 0

Answer:

14 weeks

Step-by-step explanation:

500 - 220 = 280

280 / 20 = 14

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Suppose the probability of being picked first in your class is 0.05. What are the the odds of being picked first? Express your a
den301095 [7]

Suppose the probability of being picked first in your class is 0.05. The odds of being picked first expressed in form of a: b is 1 : 19.

A probability is a number that represents the possibility or chance that a specific event will occur.

{\mathbf{\text{The probability of an event} = \dfrac{\text{number of desired outcome}}{\text{total number of possible outcome}}}

From the given information;

  • Let assume the total number of people in the class is whole = 1

∴

The odds of being picked first can be computed as:

\mathbf{=\dfrac{0.05}{1-0.05}}

\mathbf{=\dfrac{0.05}{0.95}}

\mathbf{\dfrac{1}{19}}

= 1 : 19

Therefore, the odds of being picked first in terms of a: b is 1 : 19

Learn more about probability here:

brainly.com/question/11234923?referrer=searchResults

5 0
2 years ago
Of the 480 students in 7th grade, 3/8 have a pet. How many 7th graders have a pet?
elena55 [62]

Answer:

<em>180</em>

Step-by-step explanation:

You need to find 3/8 of 480.

To find a fraction of a number, multiply the fraction by the number.

3/8 of 480 =

= 3/8 * 480

= 3/8 *480/1

= (3 * 480)/(8 * 1)

= 1440/8

= 180

5 0
3 years ago
What is the sum of 1/12 plus 3/8 in a fraction?<br><br> A.1/6<br> B.1/5<br> C.11/48<br> D.11/24
Nuetrik [128]
D.11/24
1/12=2/24
3/8=9/24
2/24+9/24=11/24
6 0
3 years ago
Read 2 more answers
Estimates 3 2/3 \ 3 2/9
IrinaK [193]
Hello  
<span>3 2/3 \ 3 2/9
(32/3) × (9/32) = 9/3=3</span>
6 0
3 years ago
A parks and recreational board in Birch County is interested in estimating the proportion of its residents in favor of having mo
ankoles [38]

Answer:

B.

Step-by-step explanation:

Trust me.

I just did it.

5 0
3 years ago
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