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2 years ago

Someone help plz and thanks

Mathematics

1 answer:

mylen [45]2 years ago

5 0

Answer:

Step-by-step explanation:

Total students = 6 + 6 +8 + 4 + 2 +3 + 7 + 5 = 41

Probability of a chosen student be Physics or Chemistry or both =

$\dfrac{8}{41}+\dfrac{4}{41}+\dfrac{5}{41}=\dfrac{17}{41}$

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-5x=-20 tell how you got the answer

Mrac [35]

-5 times -4 is 20 since a negative and a negative give u a positive

5 0

3 years ago

Read 2 more answers

Which term is defined as "two noncollinear rays that share a common endpoint"?

serious [3.7K]

The answer is A.) angle.
Hope that helped you.

4 0

3 years ago

at a party 3/5 of the attendess were female . of the the female 2/5 wore earrings .what fraction of the attendees were femaleas

Nata [24]

$\frac{6}{25}$ of the attendees were females wearing earrings.

Step-by-step explanation:

As per the given information, there were $\frac{3}{5}$ females in the party.

To calculate the fraction of females wearing earrings we will do the following,

From these $\frac{3}{5}$ females, $\frac{2}{5}$ females wore earrings.

<u>This can be written in numerical form as:</u>

$\frac{2}{5}$ of $\frac{3}{5}$

---> $\frac{2}{5}$ * $\frac{3}{5}$

= $\frac{6}{25}$

So $\frac{6}{25}$ of the attendees were females wearing earrings.

Keywords: Fraction

Learn more about fractions at

#LearnwithBrainly

3 0

3 years ago

PLEASE HELP ME ASAPPPPPPP

saw5 [17]

Answer: they are both triangles

Step-by-step explanation: they have 3 sides

3 0

3 years ago

How do you solve 5x + 7 = 2x + 1

quester [9]

Answer:

x = -2

Step-by-step explanation:

5x + 7 = 2x + 1

subtract both sides by 2x

3x + 7 = 1

subtract both side by 7

3x = -6

divide both sides by 3

x = -2

4 0

3 years ago