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omeli [17]
3 years ago
14

1. In a given amount of time Jamie drove twice os foros Rhonda Altogether they drove 90 miles.

Mathematics
1 answer:
Lady bird [3.3K]3 years ago
5 0

Answer:

Step-by-step explanation:

Lets say Rhonda drove x miles, then Jamie drove 2x miles

x+2x=90

3x=90 divide each side by 3

x=30

so Rhonda drove 30 miles and Jamie drove 30*2=60 miles

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Kenny has a 1/3 probability of getting a hit and a 1/6 probability of drawing a base-on-balls every time he appears at the plate
Aleonysh [2.5K]

Answer:

He expects that his bonus will be $210,000.

Step-by-step explanation:

For each plate appearence, there are only two possible outcomes. Either he gets on base(base hit or bases-on-balls), or he does not. The probability of getting on base on each plate appearence is independent of other plate appearences. So we use the binomial probability distribution to solve this question.

Binomial probability distribution

Probability of exactly x sucesses on n repeated trials, with p probability.

The expected value of the binomial distribution is:

E(X) = np

600 plate appearances this year

So n = 600.

Expected number of hits

p = \frac{1}{3}

So

E(X) = np = 600\frac{1}{3} = 200

Expected number of base on balls.

p = \frac{1}{6}

So

E(X) = np = 600\frac{1}{6} = 100

Bonus

$1,000 for each hit and $100 for each base-on-balls he gets.

200*1,000 + 100*100 = 210,000

He expects that his bonus will be $210,000.

3 0
3 years ago
Can some one plz help I don't know how to do this
prohojiy [21]
This is a hard one so what you do is make a number line and put -5x, -9, and -24 hope this helps
4 0
4 years ago
Answer plz asap.......<br><br><br><br><br><br><br>​
dangina [55]
Im not sure but I’ll go with c :)
5 0
3 years ago
Nina and Luca were told to draw a net for the three-dimensional figure shown below. Which statement about the students' nets is
NISA [10]

Answer:

it was a three-dimensional figure

8 0
3 years ago
Read 2 more answers
Need help ASAP please
OlgaM077 [116]

Step-by-step explanation:

sue = 18 sweets

tony= 18 sweets

(sue)      S= (18 - x)-5

(tony)     T=(18 + x) ÷ 2

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6 0
3 years ago
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