Between 20 and 28 students signed up for the chess club. The students could not be divided exactly into groups of 2, 3, 4, and 5. how many students signed up for the chess club?

An investment is worth $3518 in 1995. By 2000 it has grown to $5553. Let y be the value of the investment in the year x, where x = 0 represents 1995. Write a linear equation that models the value of the investment in the year x. A.

Each morning, Jared needs 60 minutes to get ready for school. Kiara needs 7/12 as much time as Jared. How many minutes does Kiara need each morning to get ready for school?

Write a decimal that is one tenth of 0.9

If an object fell to the ground from the top of a 1,600-foot-tall building at an average speed of 160 feet per second, how long did it take to fall?

What is the formula to find out how much $10 now will be worth if the inflation rate is 3.5%.

A newspaper reporter wants to know how popular the hobby of bird watching is in the city. He asked people at the local bird refuge if they watched birds as a hobby. Which of the following best explains whether the reporters data is valid or not?

I am very confused on how to figure out if y = 3/4x is proportional?

Alison wants to buy a mountain bike for $339.12. If she saves $28.26 each month, in how many months will she be able to buy the bike?

At 12 o'clock the temperature was 7°C. The temperature decreased by - 20°C. What is the new temperature?

Ashleys rentals charges $27.50 per hour to rent a surfboard and a wetsuit. Darlas surf shop charges $23.25 per hour to rent a surfboard plus $17 extra for a wetsuit.