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Anarel [89]
3 years ago
7

Jennifer has 25 books on her bookshelf. She has 10 fiction books, and the rest are non-fiction books. If Jennifer selects a game

at random, which expression represents the probability that the book she selects will be a non-fiction book?
Mathematics
1 answer:
saul85 [17]3 years ago
3 0

Answer:

<h2>3/5</h2>

Step-by-step explanation:

If Jennifer has 25 books on her bookshelf and she has 10 fiction books, the number of non-fiction books she has will be 25-10 = 15 non- fiction books.

Probability is the likelihood or chance that an event will occur.

Probability = Expected outcome of event/total outcome.

Since we want the expression that represents the probability that the book she selects will be a non-fiction book, our expected outcome will be 15(the total non fiction she selected)

The total outcome will be the total number of books i.e 25.

Probability that she elects non fiction book = 15/25

= 3/5

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The next model of a sports car will cost 6.6% more than the current model. The current model costs $48,000. How much will the pr
KonstantinChe [14]

Answer:

It's the percent word problem...

So, first you need to find how much will the price increase:

1)6.6% of 48,000$=6.6÷100=0.066×48,000=3168$

3168$- is the price that will increase.

2)48,000+3168=51,168 $- the next price

Answer: the price of the next model will be 51,168 $.

Good luck!

Intelligent Muslim,

From Uzbekistan.

8 0
2 years ago
Twelve members of a band purchase one beverage each during a break at practice. Exactly 5 of the 12 members bought bottled water
Hoochie [10]

Answer:

70

Step-by-step explanation:

You have to use ratios.  If 5 of 12 members bought water, then x of 168 members will buy water.

\frac{5}{12}  = \frac{x}{168}\\12x = 840\\x = 70

70 members will buy bottled water.

8 0
3 years ago
Ayuda porfavor urgenteee<br> 15 puntos!!!
VMariaS [17]

Answer:

x=11

z=16

Step-by-step explanation:

5x+3z=70

3x+4z=64

2x-z=6

z=2x-6

5x+3(2x-6)=70

11x=88

x=11

z=2(11)-6

  =16

4 0
3 years ago
I can’t figure this out
patriot [66]

Answer:

m \leq 4.3

Step-by-step explanation:

We need to get m on one side all by itself. To achieve this, let's subtract both sides by 1.2 to get m \leq 5.5-1.2 \implies m \leq 4.3.

7 0
3 years ago
Which statement is true about lines a and b?
Maurinko [17]
If they intersect at a 90 degree angle it’s B. If they never intersect if they continued for ever it’s A. If they intersect but it’s not at a 90 degree angle it’s D.
3 0
2 years ago
Read 2 more answers
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