Bill's new porch is rectangular, with an area of 50 square feet. If the length of the porch is two times the width, what is the perimeter of the porch

What is the probability of selecting a male from a group of 4 males and 8 females?

Solve for x:

3(x+1) = 5(x-2)+7

Line I passes through the point (-1, 2). Which of the following CANNOT be the equation of line I?

Diego's current age is five time Martina's age ten years ago. If Martina is currently m years old, what is Diego's current age in terms of m?

If 2x + 5 = 8x, then 12x = ?

An airline asked it agents to assign convenience ratings on a scale of 1-7 to 114 flights leaving one of its hub cities. The histogram below shows the distribution of the ratings of the 114 flights. What is the median rating assigned by the agents?

√2x = 4

The market price of a house is directly proportional to the total area of the house in square feet. If the price of a 1,500 square foot home is $300,000 what is the price of a 2,000 square foot home?

Find the x-intercept of a line that has the following equation:

2y = 3x - 6