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svet-max [94.6K]
3 years ago
11

How many 4 inch triangles can be produced from a 100 inch piece of steel?

Mathematics
2 answers:
Dmitry [639]3 years ago
5 0

Answer:

25  triangles

Step-by-step explanation:

100/4

Sveta_85 [38]3 years ago
4 0
25 triangles, because it is 100/4 or you can just act like it is money and how many times does 25 go into 100 which is 4 times
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5^-1 = blank * 5^4 find the missing factor
skad [1K]

Answer:

1/3125 or, 5^-5

Step-by-step explanation:

5^-1 = blank * 5^4

1/5/625= blank   or,     5^-1/5^4=blank

blank=1/3125               5^-5=blank

4 0
3 years ago
Describe the transformation of f(x) = cos x to g(x) = cos(x - pie/4).​
spin [16.1K]

Answer:

The Answer is C.

Step-by-step explanation:

f(x) = cos x , g(x) = cos(x - π/4)

Equation: f(x) = a * cos (x - h) + k

Since the equation only has h = π/4, it means that it shift right.

7 0
2 years ago
It is believed that the average amount of money spent per U.S. household per week on food is about $98, with standard deviation
Makovka662 [10]

Answer:

Test statistic = 2

P-value = 0.0227                                

Step-by-step explanation:

We are given the following in the question:

Population mean, μ = $98

Sample mean, \bar{x} = $100

Sample size, n = 100

Population standard deviation, σ = $10

First, we design the null and the alternate hypothesis

H_{0}: \mu = 98\text{ dollars}\\H_A: \mu > 98\text{ dollars}

Formula:

z_{stat} = \displaystyle\frac{\bar{x} - \mu}{\frac{\sigma}{\sqrt{n}} }

Putting all the values, we have

z_{stat} = \displaystyle\frac{100 - 98}{\frac{10}{\sqrt{100}} } = 2

Now, we can calculate the p-value from the normal table

P-value = 0.0227

 

6 0
4 years ago
A farmer has developed a new type of fertilizer. This new fertilizer costs 20
Oksana_A [137]

Answer:

A

Step-by-step explanation:

Marginal cost is the change in total cost as a result of increasing output by one unit

Marginal cost  = Δcost / Δquantity

0.2 / 0.25 = 0.8

The marginal cost would decrease because the change in output is higher than the change in total cost

Marginal benefit would increase

Opportunity cost is the cost of the opportunity forgone when one alternative is chosen over other alternatives. There is no enough information given to determine the impact on opportunity cost

5 0
3 years ago
On a bicycle, Anna rides for 4 hours and is 38 miles from her house. After riding for 7 hours, she is 65 miles away. What is Ann
Citrus2011 [14]

1 hour = 9.5 miles

Step-by-step explanation:

just divided 38 4 times : )

3 0
3 years ago
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