Given that −24<A<39 , let x and y be the maximum and minimum integer values, respectively, of −2A+5. What is x and y?
Consider the line passing through two points P=(1,8) and Q=(−1,3). If the line also passes through point R=(15,a), what is the value of a?
Given that a and b are real numbers and that x satisfies the inequality ax>=b when x>=75, what is the smallest integer x that satisfies ax>a+2b ?
The American Academy of Pediatrics (AAP) recommends that kids 2-5 years old watch no more than (on average) 1.6 hours a day of quality programming. A researcher selected a sample of 101 kids in the neighborhood and asked their parents how many hours per day they allow their ki...
1.The average number of acts of physical violence in a random sample of 150 TV movies was 4.5 acts with a standard deviation of 0.75. At the 95% confidence interval level, what is your estimation of the mean range of all movies shown in the television? Explain the result in on...
3x21=63 63-3=60 -The answer is 21
A 0.568 kg particle has a speed of 1.57 m/s at point A and kinetic energy of 7.67 J at point B. What is its kinetic energy at A? What is its speed at point B? What is the total work done on the particle as it moves from A to B?
A block of mass 2.30 kg is pushed 2.38 m along a frictionless horizontal table by a constant 16.0 N force directed 26.9o below the horizontal. Determine the work done by the applied force. Determine the magnitude of the normal force exerted by the table. Determine the magnitud...
If a woman lifts a 16.2 kg bucket from a well and does 6.33 kJ of work, how deep is the well? Assume that the speed of the bucket remains constant as it is lifted.
Two candidates A and B are up for election. A is so popular that the number of votes for B is expected to be less than or equal to 10% of A's votes. If the total number of votes for both candidates is 110 , what is the minimum number of votes we could expect A to receive?