AP
Most popular questions and responses by AP
Algebra
The area of a rectangular painting is given by the trinomial x^2+2x15. What are the possible dimensions of the painting? Use factoring. ( x + 5 ) and ( x  3 ) ( x + 5 ) and ( x + 3 ) ( x  5 ) and ( x  3 ) ( x  5 ) and ( x + 3 )
asked on May 27, 2018 
Math
a model rocket is launched from roof into a large field the path of the rocket can be modeled by the equation y= 0.02x^2+2.3x+6 where x is the horizontal distance ,in meters,from the starting point on the roof and y is the height in meters,of the rocket
asked on May 27, 2018 
Math
Since opening night, attendance at Play A has increased steadily, while attendance at Play B first rose and then fell. Equations modeling the daily attendance y at each play are shown below, where x is the number of days since opening night. On what day(s)
asked on May 27, 2018 
Physics
Piano tuners tune pianos by listening to the beats between the harmonics of two different strings. When properly tuned, the note A should have the frequency 440 Hz} and the note E should be at 659 Hz}. The tuner can determine this by listening to the beats
asked on November 8, 2009 
Physics
A whistle you use to call your hunting dog has a frequency of 24 kHz, but your dog is ignoring it. You suspect the whistle may not be working, but you can't hear sounds above 23 kHz. To test it, you ask a friend to blow the whistle, then you hop on your
asked on November 7, 2009 
math
the 6th term of A.P. is 5 times the fifth term and the 11th term is exceeds twice the fifth term by three.find the 8th term
asked on February 19, 2015 
algrebra 1
A secretary at the police department makes $8 less per hour than the dispatcher. The combined hourly wage of the secretary and the dispatcher is $40. Which equation could be used to find the hourly wage of the dispatcher? A) 2x + 8 = 40 B) 2x − 8 = 40 C)
asked on February 3, 2011 
algebra 1
Marcos drove twice as far as Candice. Together, they drove 66 miles. Which equation can be used to find the number of miles Candice drove? A) 3x = 66 B) 2x+1/2x=66 C) 3x = 66 + x D) 3x=66x
asked on February 3, 2011 
University Physics
Betty Bodycheck (mB = 60.3 kg, vB = 22.0 km/h in the positive xdirection) and Sally Slasher (mS = 44.5 kg, vS = 28.0 km/h in the positive ydirection) are both racing to get to a hockey puck. Immediately after the collision, Betty is heading in a
asked on October 8, 2012 
Algebra 1
REWARD!RECEIVE 10$ GIFT CARD FOR EVERY 50$SPENT 1)If your reward is $10, what do you know about the amount of your purchase? 2)Give three possible amounts if your reward is $20. 3) What should you do if your total purchase is $98? Explain your answer.
asked on February 17, 2011 
algrebra 1
A 180 ft long board is cut into 3 pieces. The second piece of board is twice as long as the first. The third piece of board is six times as long as the first. What is the length of the first piece of the board A) 20 ft B) 40 ft C) 60 ft D) 120 ft
asked on February 3, 2011 
History
The Texans rebelled against mexico because of a? a. santa anna's withdrawl of constitution b. a desire to join the US c. the affair at goldiad d. the massacre at the alamo
asked on November 15, 2017 
algrebra 1
The area of a rectangle is 128 in². If the length is twice the width, what is the length of the rectangle? A) 64 in. B) 16 in. C) 8 in. D) 4 in. The length of a swimming pool is 22 ft. The width is 40 ft. If the volume of the pool is 2,500 ft³, which
asked on February 3, 2011 
physics
A block of ice of mass m rests on the very top of a smooth metal hemishpere. The tiniest nudge sends it sliding down the side of the hemisphere. The acceleration of gravity is g and the radius of the hemisphere is R. At what angle, with respect to the
asked on February 6, 2013 
Math
A factory produces 7,482 widgets per day. It ships these widgets in 2 crates. Each widget sells for $7. How much money does one crate earn?
asked on October 16, 2017 
CALCULUS
For the sequence below, determine whether they converge or not, and find the limit when the sequence converges. an=4^n/n! an=nsin(1/n)
asked on June 24, 2012 
health science
Describe one of the contemporary models of health from another country, and explain its strengths and weaknesses?
asked on January 23, 2010 
chemistry
A sample of gas has an initial volume of 20.9 L at a pressure of 1.4 atm If the sample is compressed to a volume of 12.9 L: , what will its pressure be? (Assume constant temperature.) Thank you
asked on June 18, 2015 
ALGEBRA
The distance between (0, 0) and (0, 1) on a certain coordinate plane is 1cm. The distance between (0, 0) and (1, 0) on that same coordinate plane is 1cm. What is the distance between (0, 0) and (1, 1)? Explain your answer.
asked on February 23, 2011 
probability
What is the probability of obtaining exactly two heads in three flips of a coin, given that at least one is a head?
asked on November 27, 2011 
math
Stacey earns $2,550 per month at her job at the library. After 7 months of saving her money, she buys 3 laptop computers for her children. Each laptop costs $562. How much money does Stacey have left?
asked on October 16, 2017 
physics
How much work must an ideal refrigerator perform to make 1 kg of ice at 10C from 1 kg of water at 20C when 20C is also its exhaust temperature?
asked on December 28, 2016 
CALCULUS
Evaluate limit L'Hospitals Rule: lim x>0+ (x)^(pi/2)
asked on June 24, 2012 
Math
What is the probability of obtaining exactly two heads in three flips of a coin, given that at least one is a head?
asked on November 27, 2011 
environment Science
Global perspectives on environmental health: Identify the 3 components of the environment,Briefly describ the major classess of pollutant in each category and their effect on health, Explain how sustainable development affects the environment.
asked on January 31, 2010

Math
The two lines intersect at the point (4, 214). This means that the attendance was 214 for both plays on the 4th night right?
posted on May 27, 2018 
Math
117.55? Thanks Reiny!!
posted on May 27, 2018 
Algebra
Ohhhhh thanks SO MUCH Steve!
posted on May 27, 2018 
quadratic functions
5656
posted on October 24, 2017 
Physic
68
posted on February 18, 2016 
Physic
there are 6 nodes in the diagram
posted on November 8, 2009 
Physic
what is the speed of the sound
posted on November 8, 2009 
Physics
these answers are not correct
posted on November 8, 2009