![subject](/tpl/images/cats/mat.png)
Mathematics, 27.06.2020 23:01 janahiac09
hassan predicted that he would sell 178 postcards. He actually sold 142 postcards. What are the values of a and b in the table below? Percent Error Item Approximate value Exact value Error Absolute error Ratio Percent error Postcards 178 142 a b a = negative 36; b = negative 36 a = negative 36; b = 36 a = 36; b = negative 36 a = 36; b = 36
![ansver](/tpl/images/cats/User.png)
Answers: 2
![](/tpl/images/ask_question.png)
![](/tpl/images/ask_question_mob.png)
Another question on Mathematics
![question](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 15:30
Write an equation of a line in slope intercept form that is perpendicular to the line 2x -3y = 12 and passes through the point (2, 6).
Answers: 3
![question](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 16:00
5,600 x 10^3 = a) 560 b) 5,000,600 c) 5,600,000 d) 56,000
Answers: 2
![question](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 19:00
Me with geometry ! in this figure, bc is a perpendicular bisects of kj. dm is the angle bisects of bdj. what is the measure of bdm? β’60Β° β’90Β° β’30Β° β’45Β°
Answers: 2
![question](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 19:00
John used linear combination to solve the system of equations shown. he did so by multiplying the first equation by -3 and the second equation by another number to eliminate the x-terms. what number did jonas multiply the second equation by? 4x-6y=23x+5y=11
Answers: 2
You know the right answer?
hassan predicted that he would sell 178 postcards. He actually sold 142 postcards. What are the valu...
Questions
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/informatica.png)
Computers and Technology, 04.11.2020 22:10
![question](/tpl/images/cats/informatica.png)
Computers and Technology, 04.11.2020 22:10
![question](/tpl/images/cats/ekonomika.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 04.11.2020 22:10
![question](/tpl/images/cats/mat.png)
Mathematics, 04.11.2020 22:10
![question](/tpl/images/cats/mat.png)
Mathematics, 04.11.2020 22:10
![question](/tpl/images/cats/User.png)
SAT, 04.11.2020 22:10
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 04.11.2020 22:10
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 04.11.2020 22:10
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 04.11.2020 22:10
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 04.11.2020 22:10
![question](/tpl/images/cats/mat.png)
Mathematics, 04.11.2020 22:10
![question](/tpl/images/cats/mkx.png)
Arts, 04.11.2020 22:10