Mathematics, 21.04.2021 22:30 victoria6929
A student has heard that spinning pennies on a table, rather than flipping them in the air, results in tails side up 65% of the time. If this is true, what is the probability that a student who spins 4 pennies will have at least one land heads side up?
0.0150
0.1785
0.8215
0.9850
Answers: 2
Mathematics, 21.06.2019 19:30
Aregular pentagon with a perimeter of 21 inches is dilated by a scale factor of 5/3 to create a new pentagon. what is the perimeter of the new pentagon?
Answers: 2
Mathematics, 21.06.2019 20:00
Given the equation y − 4 = three fourths(x + 8) in point-slope form, identify the equation of the same line in standard form. −three fourthsx + y = 10 3x − 4y = −40 y = three fourthsx + 12 y = three fourthsx + 10
Answers: 1
Mathematics, 21.06.2019 21:00
Graph the system of inequalities presented here on your own paper, then use your graph to answer the following questions: y < 4x − 8 y is greater than or equal to negative 5 over 2 times x plus 5 part a: describe the graph of the system, including shading and the types of lines graphed. provide a description of the solution area. (6 points) part b: is the point (5, −8) included in the solution area for the system? justify your answer mathematically. (4 points)
Answers: 3
A student has heard that spinning pennies on a table, rather than flipping them in the air, results...
Social Studies, 23.08.2019 19:50
Biology, 23.08.2019 19:50
Mathematics, 23.08.2019 19:50
Arts, 23.08.2019 19:50
Mathematics, 23.08.2019 19:50
Biology, 23.08.2019 19:50
English, 23.08.2019 19:50
Physics, 23.08.2019 19:50
History, 23.08.2019 19:50
Mathematics, 23.08.2019 19:50
Social Studies, 23.08.2019 19:50
Biology, 23.08.2019 19:50