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ohaa [14]
3 years ago
6

Using the distributive property of multiplication for 12:(8+7) we get

Mathematics
1 answer:
gizmo_the_mogwai [7]3 years ago
5 0
Answer: 180

Step-by-step Explanation:
The first thing you need to do is know what order to go in, for example ‘pemdas’. (Parentheses, exponents, multiplication, division, additions, and subtraction.)
The first step is going to be the parenthesis so, 8 + 7 = 15. The second step is going to be to distribute, which is multiplication so,
12 x 15 = 180. The last step is to make sure you went through ‘pemdas’ all of the way.
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Answer:

24 containers

Step-by-step explanation:

  • 8 x 3 = 24
  • This question is from USATestPrep.
3 0
3 years ago
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If a distribution follows the binomial distribution with n = 40 and probability of success of 0.35, calculate the mean and varia
Anna71 [15]

Answer:

mean=14, variance=9.1

Step-by-step explanation:

for binomial distribution

n=number of outcomes

p=probability of succcess

q=probability of faliure

p+q=1

any probability given is always 'p'

mean=np

n=40

p=0.35

mean=40*0.35

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7 0
3 years ago
4. Determine the amount of a $3000 investment at 9%/a compounded monthly for 6 years. [4 marks]
sweet [91]

Answer:

A = $ 5137.65 .

Step-by-step explanation:

Amount = $3000

interest rate = 9 %

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compounded monthly for

time = 6 years.

       = 6 × 12 = 72 months.

A = P(1+\dfrac{r}{100})^t

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A = $ 5137.65

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4 years ago
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oksian1 [2.3K]
20 and 24 are the answers
4 0
3 years ago
after two years on the job, an engineer salary was $60,000. after seven years on the job, her salary was $66,000. let y represen
galina1969 [7]

Answer: y = 1200m + 57,600

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So, we have (2,60000) and (7,66000)

y = mx + b

66000 = 7m + b

60000 = 2m + b (-)

________________________

6000 = 5m

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60000 = 2m + b

60000 = 2.1200 + b

60000 = 2400 + b

b = 60000 - 2400

b = 57600

y = mx + b

y = 1200m + 57,600

8 0
3 years ago
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