Algebra House
  • Ask a Question
    • Answered Questions
  • Examples
  • State Test Practice
    • Algebra 1 State Test Practice
    • Geometry State Test Practice
  • ACT and SAT
  • Calculators
    • Problem Solver
    • Graphing Calculator
    • 3D Graphing Calculator
  • Contact
    • Contact Algebra House
    • Leave a Tip



​​ACT & SAT practice

Representing with an Algebraic Expression

1/18/2016

 
Steve stays at a hotel that charges $99.95 per night plus tax for the room.  An 6% tax is charged to the room rate, and an additional one time, untaxed fee of $7.00 is charged by the hotel.  Which of the following represents Steve's total charge, in dollars, for staying x nights?
A.)  (99.5 + 0.06x) + 7
B.)  1.06(99.95x) + 7
C.)  1.06(99.95x + 7)
D.)  1.06(99.95 + 7)x

Read More

Random Sample and Margin of Error  {SAT}

1/16/2016

 
A research assistant randomly selected 75 undergraduate students from the list of all students enrolled in the psychology-degree program at a large university. She asked each of the 75 students, “How many minutes per day do you typically spend reading?” The mean reading time in the sample was 89 minutes, and the margin of error for this estimate was 4.28 minutes. Another research assistant intends to replicate the survey and will attempt to get a smaller margin of error. Which of the following samples will most likely result in a smaller margin of error for the estimated mean time students in the psychology-degree program read per day?
​
A.)  40 randomly selected undergraduate psychology-degree program students
B.)  40 randomly selected undergraduate students from all degree programs at the college
C.)  300 randomly selected undergraduate psychology-degree program students
D.)  300 randomly selected undergraduate students from all degree programs at the college


Read More

Write an Inequality to Represent the Situation

1/15/2016

 
The recommended daily calcium intake for a 20-year-old is 1,000 milligrams (mg). One cup of milk contains 299 mg of calcium and one cup of juice contains 261 mg of calcium. Which of the following inequalities represents the possible number of cups of milk m and cups of juice j a 20-year-old could drink in a day to meet or exceed the recommended daily calcium intake from these drinks alone?
​A.)  299m + 261j ≥ 1,000

B.)  299m + 261j > 1,000

C.)  299      261
      ------ + ------ ≥ 1,000
        m          j

​D.)  299      261

      ------ + ------ > 1,000
        m          j

Read More

Solve Using the Scale

1/9/2016

 
On a particular road map, 0.5 inch represents 18 miles.  About how many miles apart are two towns that are 2.5 inches apart on the map?
A.)  18
B.)  22.5
C,)  36
D.)  45
​E.)  90

Read More

Find the Mean

1/8/2016

 
The monthly fees for single rooms at 5 colleges are $370, $310, $380, $340, and $310, respectively.  What is the mean of these monthly fees?
A.)  $310
B.)  $340
C.)  $342
D.)  $350
E.)  $380

Read More

Evaluate the function

1/7/2016

 
If f(x) = (3x + 7)², then f(1) = ?
A.) 10
B.) 16
C.) 58
D.) 79
​E.) 100

Read More

    Ask a Question
    Latest Videos
    Picture


    Archives

    May 2022
    March 2022
    February 2022
    January 2022
    December 2021
    November 2021
    September 2021
    August 2021
    July 2021
    June 2021
    May 2021
    April 2021
    March 2021
    July 2020
    October 2019
    March 2019
    February 2019
    January 2019
    December 2018
    February 2018
    January 2018
    December 2017
    November 2017
    March 2017
    February 2017
    December 2016
    November 2016
    October 2016
    July 2016
    February 2016
    January 2016
    December 2015
    November 2015
    October 2015
    September 2015
    August 2015
    June 2015
    May 2015
    April 2015
    March 2015
    February 2015
    January 2015
    December 2014
    November 2014
    September 2014
    March 2014
    February 2014
    January 2014
    December 2013
    October 2013
    September 2013
    August 2013
    May 2013
    March 2013
    February 2013
    January 2013
    April 2012
    March 2012
    February 2012
    January 2012
    December 2011
    November 2011

    ACT is a registered trademark of ACT, Inc. SAT is a registered trademark of the College Board. ACT and SAT are not affiliated with this site.
In case you missed it:
Search algebrahouse.com:
Go Home
​​Ask a Question
Answered Questions
Algebra Examples
State Test Practice

ACT and SAT Practice​
Blog
Notes Archive

​Problem Solver
Graphing Calculator
3D Graphing Calculator
​Leave a Tip
  • Ask a Question
    • Answered Questions
  • Examples
  • State Test Practice
    • Algebra 1 State Test Practice
    • Geometry State Test Practice
  • ACT and SAT
  • Calculators
    • Problem Solver
    • Graphing Calculator
    • 3D Graphing Calculator
  • Contact
    • Contact Algebra House
    • Leave a Tip