Ellen wants to send letters to 18 of her friends. Half of the letters will need a sheet of paper each to print and
the other half will need 3 sheets each to print. How many sheets of paper will be needed altogether?
Anita is twice as old as Ramat, but three years ago, she was two years older than Ramat now.
How old is Ramat now?
The area of a rectangle is 77 ft², and the length of the rectangle is 3 ft more than twice the width. Find the dimensions of the rectangle.
The Game Shop sells used video games for $19.90 each. On Saturday, they made $298.50 on used video games. How many used video games did they sell?
Write the ratio as a fraction in lowest terms 35 minutes to 5 hours.
A machine contains red, blue, yellow and green gumballs. John buys one gumball from the machine. Which of the following could be the probability that the gumball John buys is blue?
Is the answer: 17/4, 1.28, 4/17, or 9 ?
What is the difference of the two polynomials?
(9x² + 8x) – (2x² + 3x)
A pack of 12 sodas costs $5.04. What is the unit rate in dollars per soda?
The height in feet of a soccer ball that is kicked can be modeled by the function
f(t) = -8t² + 24t, where t is the time in seconds after it is kicked. What is the domain of this function?