If y varies directly with x and y = 15 when x = 5, what is the value of k?

There are 200 balls of the same size inside a dark room. There are 100 white balls, 55 red balls, and 45 black balls. If one student picks up a ball randomly, what is the probability that he picks up a red ball? answer choices 22.5% 27.5% 45% 55%

To catch a 7:30 am bus, Don needs 30 minutes to shower and dress, 15 minutes for breakfast and 10 minutes to walk to the bus stop. To catch the bus, what is his latest possible wake-up time?

Is 5x6=30 and 30 divided by 5=6 the same? Explain.

6x - 2y = 10 2x + 3y = 51 Solving the first equation above for y gives: y = X-5 DO NE

How do you find the sum or difference of 16+3.6+4.049

What is the solution to this equation? 3x - x+8+5x-2=10

Express each of the following as a fraction in lowest terms 1: 3/6 2: 2/8 3: 12/20

Randi earned a profit of $60.00 on her last snow shoveling and salting job. Write an equation that can be solved to find how many hours Randi spent shoveling and salting to earn a profit of $60.00. HINT: Randi charges $25 an hour to shovel and salt.

The lengths of the sides of a triangle are 4, 5, 6. Can the triangle be a right triangle?

Name a big reason Europeans came to the "New World" during the fifteenth and sixteenth centuries?