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barxatty [35]
3 years ago
5

April is randomly choosing five CDs to bring in her car from the following: 6 pop CDs, 8 rock CDs, and 10 R&B CDs. What is t

he complement of April choosing five pop CDs? choosing five CDs where none of them are pop
choosing five CDs where not all of them are pop
choosing five CDs where at least one of them is pop
 choosing five CDs where all of them are pop
Mathematics
2 answers:
padilas [110]3 years ago
7 0
The answer is B: <span>choosing five CDs where not all of them are pop</span>
SSSSS [86.1K]3 years ago
7 0

The <em><u>correct answer</u></em> is:

choosing five CDs where not all of them are pop

Explanation:

The complement of an event is the set of outcomes that are <em>not</em> the event in question.  In this case, the event is April choosing 5 CDs and all of them being pop.  The complement then, the set of outcomes that are <em>not</em> April choosing all 5 pop CDs, means at least 1 of them would not be pop.  This would be enough to make it the complement.

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The standard tip in a restaurant is 15% of the bill before tax. Many people in California find the tip by doubling the sales tax
cricket20 [7]
To answer this you could do a couple things. 1. Actually calculate both tips and then subtract them. Here is the math ( assuming it is $60, not 60% that you mean). a. 0.15 x 60 = $9. b. 0.0825 x 2 x 60=$9.90. c. 9.90-9.00= $0.90 difference.

The other strategy would be to find the difference on the percents and then multiply by $60. a. 8.25%x2=16.5%-15%. Difference of 1.5%. b. 0.015 x $60=$0.90.
3 0
3 years ago
2. What is 18% of 29?
mylen [45]

Answer:

5.22

Step-by-step explanation:

18% = 18/100 or 0.18

18/100 * 29 = 522/100 or 5.22

3 0
3 years ago
Two baseball players bat first and second in the lineup. The first batter has an on-base percentage of 0.23. The second batter h
irina1246 [14]

Answer:

The probability that neither player gets on base is 0.4824

Step-by-step explanation:

1. Both players get to base. <em>Just multiply the two probabilities together</em>:

= (<em>probability first batter gets on base</em>) x (<em>probability second batter gets on base, if the first batter gets on base</em>)

= 0.23 x 0.38

= 0.0874

2. One player gets to base. The formula here is P(A+B) =P(A) + P(B) - P(A) x P(B)

= (<em>probability first batter gets on base</em>) + (<em>probability second batter gets on base, if the first batter does not</em>) - (0.23 x 0.26)

= 0.23 + 0.26 - (0.23 x 0.26)

= 0.49 - 0.0598

= 0.4302

3. Neither player gets to base =<em> 1 - addition of the previous two cases</em>.

= 1 - (0.0874 + 0.4302)

= 1 - 0.5176

= 0.4824

7 0
2 years ago
What is 5 1/3 + 3 1/6​
Vikki [24]

Answer:

8 1/2

Step-by-step explanation:

Change the denominators so they're the same 1/3 equals 2/6. 1/6 +2/6 is 3/6 and 5 + 3 is 8. Simplify to get 8 1/2

6 0
3 years ago
I buy a box of candy, I eat 1/4 of candy lather I eat 1/2 more.now I have only 6 candies.
xz_007 [3.2K]
First, you multiply the number by 2, to find how many you had before you ate 1/2 of the candies.

6*2=12

Next, you would divide the number you just got, in this case it would be 12, by 3, because there is 3/4 of the original candy left

12/3=4

This means 1/4 of the original candies was 4, so you add 4 to 12 to find the final answer.

4+12=16

You had 16 candies in the beginning.

Let me know if this doesn't make sense.
4 0
3 years ago
Read 2 more answers
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