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Talja [164]
1 year ago
11

A bag contains 4 black tiles, 5 white tiles, and 6 blue tiles. Event A is

Mathematics
1 answer:
Murljashka [212]1 year ago
6 0

Answer:

2/21

Step-by-step explanation:

The question is badly formatted so cannot match the answer choice

Total number of tiles = 4 + 5 + 6 = 15

P(A) = P(drawing a black tile from 15 tiles) = 4/15

After event A, there are 14 tiles left : 3 black, + 5 white + 6 blue

P(B/A) = P(drawing white tile after a black tile has been drawn) = 5/14

P(A and B) = P(A).P(B/A) = 4/15 x 5/14 = 2/21

Note that P(B) = 5/15 since we are talking about independently drawing a white tile from the original stack of tiles

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Mr. jones needs 126 pieces of construction paper to do an art project with the students each he has a full pack of 50 sheets of
fredd [130]

Answer:56

Step-by-step explanation:

Because all he has is 50 sheets

8 0
3 years ago
Zoe's Fish tank holds 27 L of water she uses a 3L container to fill the tank how many times does she have to fill the three litt
Marianna [84]
<h2>Answer:</h2>

Zoe's Fish tank holds 27 L of water, so this is the capacity of the tank. On the other hand, Zoe uses a 3L container in order to fill the tank, so the question is  how many times does she have to fill the three litter container in order to fill the fish tank? Let's solve this as follows:

First time:

She pours 3L

Second time:

She pours another 3L, but she previously poured 3L, so she has poured 6L

Third time:

She pours another 3L, but she previously poured 6L, so she has poured 9L

Fourth time:

She pours another 3L, but she previously poured 9L, so she has poured 12L

Fifth time:

She pours another 3L, but she previously poured 12L, so she has poured 15L

Sixth time:

She pours another 3L, but she previously poured 15L, so she has poured 18L

Seventh time:

She pours another 3L, but she previously poured 18L, so she has poured 21L

Eighth time:

She pours another 3L, but she previously poured 21L, so she has poured 24L

Ninth time:

She pours another 3L, but she previously poured 24L, so she has poured 27L

<em>According to this, she needs to pours the </em><em>3L </em><em>container nine times in order to fill the fish tank. This can also be solved dividing </em><em>27L/3L= 9</em>

4 0
3 years ago
If two sides of a triangle are proportional to the corresponding sides of another triagle and if their included angles are _____
harina [27]
The angles need to be congruent for the two triangles to be similar.

Hope this helps :)
5 0
3 years ago
Read 2 more answers
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Ilia_Sergeevich [38]
12 4/15 is the answer simplified
6 0
3 years ago
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Obasi earns 150%, percent of his regular hourly wage while working overtime. What fraction of his regular hourly wage does Obasi
hammer [34]

Obasi earns 150% of his regular hourly wage while working overtime.

Let us convert percentage into fraction first:

To convert a percentage into fraction we need to use the following formula:

a%=\frac{a}{100}

Here, he earns 150% of his hourly wage while working overtime:

So,

150%==\frac{150}{100} =\frac{3}{2} =1.5

Obasi earns \frac{3}{2} of his hourly earnings or 1.5 times of his hourly earnings while working overtime.

8 0
3 years ago
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