Answer:
the slope is defined as the change in price divided by the change in quantity supplied between two points (i.e. the two ordered pairs). we can use the following formula to calculate it: m = (y2 – y1)/(x2 – x1). in the case of my example, the two ordered pairs are (2, 500) and (1, 250)
Step-by-step explanation:
Fraction multiplication involves multiplying the numerators and the denominators to get the numerator and the denominator of the product respectively
Please find the attached diagrams
1.
, 2.
, 3.
, 4.
, 5. 
6. 51, 7. 1, 8. 22, 9.
, 10. 
Reasons:
The process of multiplication of factors using a model includes;
- Creating a table that have the number of rows and columns equal to the values in the denominator of the two fractions respectively
- Shading the number of columns given by the numerator of the fraction that has a denominator equal to the number of columns in the table
- Shading the number of rows given by the numerator of the fraction that has a denominator equal to the number of rows in the table
- Ensuring that the common area are shaded to a different color
1.
2. 
3. 
4. 
5. 
Second part
6. When calculating fractions, 'of' means to 'multiply by', therefore, we have;

7. 
8. 
9. 
10. 
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brainly.com/question/2752457
Answer:
it should be 251, if i did it correct lol
Step-by-step explanation:
Answer:
0.1353 = 13.53% probability that the lifetime exceeds the mean time by more than 1 standard deviations
Step-by-step explanation:
Exponential distribution:
The exponential probability distribution, with mean m, is described by the following equation:

In which
is the decay parameter.
The probability that x is lower or equal to a is given by:

Which has the following solution:

The probability of finding a value higher than x is:

The mean time for the component failure is 2500 hours.
This means that 
What is the probability that the lifetime exceeds the mean time by more than 1 standard deviations?
The standard deviation of the exponential distribution is the same as the mean, so this is P(X > 5000).

0.1353 = 13.53% probability that the lifetime exceeds the mean time by more than 1 standard deviations
Answer:
37.3
Step-by-step explanation
you add the total of the weekly used minutes and subtract that from 120 because thats the amnt on the card and you get 37.3 mins