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9966 [12]
3 years ago
13

A group of 12 male and 8 female students is talking about going out for pizza. If 50% of the male students actually go and 25% o

f the female students actually go, find the probability that a randomly chosen student is female, given that she is among those who go out for pizza.
Mathematics
1 answer:
san4es73 [151]3 years ago
8 0

Answer:

1/4

Step-by-step explanation:

12*50%=12*0.5=6 males

8*25%=8*0.25=2 females

2+6=8

2 out of 8 students are female

2/8=1/4

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aivan3 [116]

Answer:

They are b and c.

Step-by-step explanation:

Let's simplify each expression:

a. b+2 (b+2b)

= b + 2b + 4b = 7b.

b.  3b + b = 4b.

c. 2(2b) = 2 * 2b = 4b.

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3 years ago
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John and Kamira are playing a game. John's score (J) and Kamira's score (K) after round 1 are shown on the number line.
IRINA_888 [86]

Complete question :

John and Kamira are playing a game. John's score (J) and Kamira's score (K) after round 1 are shown on the number line.

The score recorded at the end of the first round is 2.

What could this score represent?

Options :

the sum of John's score and Kamira's score

the difference between John's score and Kamira's score

the absolute value of the difference of John's score and Kamira's score

the sum of the absolute value of John's score and the absolute value of Kamira's score

Answer:

the sum of John's score and Kamira's score

Step-by-step explanation:

Given that :

The score recorded at the end of the round is 2

From the attached number line :

John's score = - 5

Kamira's score = 7

Sum = - 5 + 7 = 2

Difference = - 5 - 7 = - 12

Sum of absolute value = 5 + 7 = 12

absolute value of difference = 12

3 0
3 years ago
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Divide. 0.0075 ÷ (1.5  x  10−6) write your answer in scientific notation.
Alborosie
0.0075 ÷ (1.5 x 10^-6) = (7.5 x 10^-3) ÷ (1.5 x 10^-6) = (7.5 ÷ 1.5) x (10^(-3 - (-6))) = 5 x 10^(-3 + 6) = 5 x 10^3
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tickets to a play cost $11 each. There is also a service charge of $4 per order. Write ab equation for the relationship that giv
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Y+(11•X)+4

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4 years ago
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Fatima earns $150 in 4 hours. At this rate, how many hours will it take her to earn $675?
Vedmedyk [2.9K]

Answer:

$150 = 4 hours,

So, in a ratio, 4 : 150

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=> 675 : 18 hours

Therefore to earn $675 at the rate of $150 for 4 hours, Fatima will need to work for 18 hours to earn $675

If my answer helped, kindly mark me as the brainliest!!

Thank You!!

7 0
3 years ago
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