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December 2025

42,840 public questions were asked this month.

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Recent questions

Latest from December 2025

Use the table to answer the question. Running Swimming Biking Total 13-14 years old 36 21 68 125 15-16 years old 44 89 47 180 17-18 years old 66 50 29 145 Total 146 160 144 450 Given that someone is 15-16 years old, what...
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What is conditional probability?(1 point) Responses the chance that a certain event will occur given that another event has occurred the chance that a certain event will occur given that another event has occurred a set...
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How is a two-way frequency table used to approximate conditional probabilities?(1 point) Responses by adding the two conditions and dividing by the total for the entire two-way frequency table by adding the two condition...
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Use the table to answer the question. Sports Preferences According to Age Group Sports Preference Grade Soccer Preference Football Preference Total 9th Grade 21 4 25 10th Grade 15 10 25 11th Grade 16 9 25 12th Grade 18 7...
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Use the table to answer the question. Sports Preferences According to Age Group Sports Preference Age Group Basketball Soccer Football Total 6–15 years old 4 37 9 50 16–25 years old 28 10 12 50 26–35 years old 3 6 41 50...
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Use the table to answer the question. Fruits and Genre Preferences Fruit Preference Genre Preference Apple Preference Pear Preference Total Comedy 12 10 22 Drama 8 20 28 Total 20 30 50 Given that someone likes comedy, wh...
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Use the table to answer the question. Drink and Food Preferences Drink Preference Food Preference Soda Preference Sweet Tea Preference Total Soup 11 29 40 Salad 38 32 70 Total 49 61 110 Given that someone prefers sweet t...
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Use the table to answer the question. Sports Preferences According to Age Group Sports Preference Age Group Basketball Soccer Football Total 6–15 years old 4 37 9 50 16–25 years old 28 10 12 50 26–35 years old 3 6 41 50...
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Mr. Jay has 100 pairs of shoes in his closet. He has 26 brown pairs, 12 navy pairs, 47 black pairs, and 15 white pairs. What is P(brown|black) 𝑃 ( brown | black ) ?(1 point) Responses 26100⋅47100 26 100 ⋅ 47 100 Start Fr...
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Which of the following represents a dependent event?(1 point) Responses picking 2 snacks from the pantry and replacing the first one before selecting another one picking 2 snacks from the pantry and replacing the first o...
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Molly is building a check-in app in Scratch. If she wants the app to move to step 3 once a user has completed step 2 in a process, what type of block would she use in her script?
Asked by I 1 answer
Two galaxies on opposite ends of the universe are moving away from the Earth. Each has a velocity of 200,000 km/s relative to the Earth. How fast would an observer in one of those galaxies see the other galaxy moving awa...
Asked by jaun 1 answer
Which state of equilibrium is a person in while running on a treadmill?(1 point) Responses stable equilibrium stable equilibrium static equilibrium static equilibrium neutral equilibrium neutral equilibrium dynamic equil...
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A helicopter is accelerating up into the air while it is also accelerating due north. Which statement about the forces acting on the helicopter is true?(1 point) Responses The drag on the helicopter is directed downward...
Asked by jaun 1 answer
The harder a gas pedal in a car is pressed, the faster the car’s velocity increases. Which phrase best describes the relationship between how hard the gas pedal is pressed and the acceleration of the car?(1 point) Respon...
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The same type of engine is placed in two different airplanes. The first airplane is twice as heavy as the second airplane. Which statement is correct about the mass of the airplane and its acceleration, assuming a consta...
Asked by jaun 1 answer
Use the graph to answer the question. Velocity-time graph showing lines A, B, and C. Vertical axis: velocity. Horizontal axis: time. Which quantity or quantities is/are increasing for the object represented by Line B? (1...
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Describe categories of computer system applications.
Asked by zzz 1 answer
Use the graph of velocity vs. time for an object to answer the question. Line graph of velocity versus time. The X-axis is time in seconds, and the Y-axis is velocity in m/s. The graph has 3 segments: 1st, 2nd, and 3rd....
Asked by jaun 1 answer
A spring scale shows a net force of 0.8 N acting on a 1.5-kg mass. What happens to the acceleration of the object if the net force is decreased to 0.2 N?(1 point) Responses The acceleration decreases to a quarter of its...
Asked by jaun 1 answer
A dog weighing 18 kg runs into a park at a velocity of .63 m/s. What is the momentum of the dog?(1 point) Responses .035 kg*m/s point 0 3 5 kilogram asteric metre per second 17.37 kg*m/s 17 point 3 7 kilogram asteric met...
Asked by jaun 1 answer
A stone with a mass of 10 kg sits on the ground. Gravity acts on the stone at a rate of 9.8 m/s2metre per second square. What is the normal force acting on the stone, keeping it at rest?(1 point) Responses 98 N 98 N 9.8...
Asked by jaun 1 answer
Two construction workers are attempting to pull a slab of concrete off of the ground. Each of the workers are pulling up with a force of 225 N, while the slab of concrete applies a gravitational force of 400 N in the opp...
Asked by jaun 1 answer
On a position vs. time graph, which feature would represent motion in the negative direction over time?(1 point) Responses an upward-sloping line segment an upward-sloping line segment a downward-sloping line segment a d...
Asked by jaun 1 answer
Which statement correctly classifies distance and displacement?(1 point) Responses Both distance and displacement are scalar quantities. Both distance and displacement are scalar quantities. Distance is a vector quantity...
Asked by jaun 1 answer