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adelina 88 [10]
3 years ago
11

Please help me I will give brainliest

Mathematics
1 answer:
Rus_ich [418]3 years ago
7 0

Answer:

60 milligrams

Step-by-step explanation:

just cross multiply! percentages are just fractions of 100. so you can say that \frac{45}{x} =\frac{75}{100}

multiple 75 by x and 45 by 100 and you get

4500=75x

divide both sides by 75 and you get 60

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Because of a mistake in​ packaging, a case of 16 bottles of wine contained 9 of brand A and 7 of brand​ B, each without labels.
attashe74 [19]

Answer:

a) The probability that all five are brand​ A is 0.0288

b) The probability that exactly two bottles are brand​ A is 0.0288

c) The probability that none of the bottles is brand​ A is 0.0048

Step-by-step explanation:

We have 9 bottles of brand A and 7 bottles of brand B.

The total of bottles is 16.

a) The probability that all five bottles are brand​ A is given by:

P(5A)=\frac{9}{16} \frac{8}{15}\frac{7}{14}  \frac{6}{13} \frac{5}{12}=\frac{3}{104}=0.0288

b) Since we have 9 bottles of brand A we calculate the probability of picking two brand A bottles and the we calculate the probability of picking 3 brand B bottles:

P(2A3B)=\frac{9}{16} \frac{8}{15}\frac{7}{14}  \frac{6}{13} \frac{5}{12}=\frac{3}{104}=0.0288

c) The probability that none of the bottles is brand​ A is the same as picking 5 brand B bottles:

P(5B)=\frac{7}{16} \frac{6}{15}\frac{5}{14}  \frac{4}{13} \frac{3}{12}=\frac{1}{208}=0.0048

7 0
3 years ago
Pls help......................
kirza4 [7]
The correct answer should be C
7 0
3 years ago
Read 2 more answers
Find f(-1) given that f (2) = 2% + 2.02 + 32 +4
mojhsa [17]

Answer:

2.02/2%

Step-by-step explanation:

Divide

3 0
3 years ago
Raman buys two packages of chicken. One package weighs 1.5 pounds and the other weighs 3.4 pounds. The chicken cost 3.25 per pou
xeze [42]

Raman buys two packages of chicken. One package weighs 1.5 pounds and the other weighs 3.4 pounds. The chicken cost 3.25 per pound. What is the total price? the answer is 8:00


4 0
3 years ago
Read 2 more answers
Part A: Eveline rented a car at $180 for 4 days. If she rents the same car for 9 days, she has to pay a total rent of $325. Writ
QveST [7]

Answer:


Step-by-step explanation:

Part A

We will use the slope intercept form of the line and then convert later.

Equation

y = mx + b is the general form

Givens

Two data points

(4,180)

(9,325)

Solution

325 = 9x + b

<u>180 = 4x + b</u>                Subtract

145 = 5x                      Divide by 5

145/5 = 5x/5               Do the division

29 = x                          This represents the cost / day

180 = 4x + b                 Substitute x = 29 to find b

180 = 4*29 + b             Combine

180 = 116 + b                Subtract 116 from both sides.

180 - 116 = b

64   = b

Solution for y = mx + b

y = 29x + 64

In Standard form this is

- 29x + y = 64 But the first number must be plus

29x - y = - 64 <<<< Answer A

Part B

y = 29x + 64

f(x) = 29x + 64

Part C

The graph is shown below. Various points are filled in using y = 29x + 64. The y intercept is (0,64) which is labeled. Let x = 1 , 2, 3, 4, ... 10 (which is arbitrary). This may be more easily done on a spreadsheet if you know how to use one to make graphs.


8 0
4 years ago
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