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Leni [432]
3 years ago
10

The equation

Mathematics
1 answer:
faust18 [17]3 years ago
7 0

Answer:

best approximate is 78 F. to find x, count number of hours between 5 am and 2 pm (which is 9). Substitute 9 into the equation and solve. hope this helps!

Step-by-step explanation:

y = -  0.37 {x}^{2} + 6.15x + 52.3  \\ y =  - 0.37 ({9}^{2} ) + 6.15(9) + 52.3 \\ y =  - 0.37(81) + 6.15(9) + 52.3 \\ y =  - 29.97 + 55.35 + 52.3 \\ y = 77.68

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I have done the segment 1 pratice exam
5 0
3 years ago
At 2:00 pm there are 350 freshmen and 200 sophomores at a school carnival. After 2:00 pm 20 freshman leave every hour and 35 sop
dmitriy555 [2]

Answer:

160:340

Step-by-step explanation:

The hours between 2:00pm and 4:00pm is 2 hours. If originally 350 freshman and 200 sophomores are at the carnival, and 20 freshman leave every hour, we can determine how many freshman left in 2 hours:

=20\cdot{2}=40

and if 35 sophomores arrive every half our, we know that for every two hours there is 4 half hours, therefore:

=35\cdot{4}=140

The amount of freshman at 4:00pm:

200-40=160

and the amount of sophomores:

200+140=340

the ratio is 160:340

5 0
3 years ago
Read 2 more answers
I need the answer of this with steps and solutions fast plz​
Natali [406]

Answer:

1 \dfrac{13}{15}

Step-by-step explanation:

2 \dfrac{1}{5} - \dfrac{1}{3} =

= \dfrac{11}{5} - \dfrac{1}{3}

= \dfrac{33}{15} - \dfrac{5}{15}

= \dfrac{28}{15}

= 1 \dfrac{13}{15}

6 0
3 years ago
Yay! tysm guys for helping me on this test! i got a 85! :)
irakobra [83]

Answer:

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Step-by-step explanation:

8 0
3 years ago
What conditions must hold for a probability distribution to be acceptable?
VashaNatasha [74]

A distribution of probabilities is a numerical means of describing all unique combinations and the probabilities for a provided random variable, and the further discussion can be defined as follows:

  • The distributions mean (average), basic difference, skewness, as well as courtesies, are among such factors.
  • A formula, table, or chart can show a probability distribution for discrete probability distribution X that providing \bold{p(x) = P(X=x)} for all x.
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  • <em><u>Each result is likely to be between 0 and 1, including.</u></em>

Therefore, the final choice is "Option A".

Learn more:

brainly.com/question/15848153

3 0
3 years ago
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