Ms Cooke bought 9/10 of a cake. She ate 2/5 of her cake. How much cake left.

Tickets numbered 1 to 10 are placed in a hat, and one ticket is chosen at random. What is the probability that the number chosen is less than 4 or greater than 8? 1/2 1/4 7/10 7/20

Explain why a straight line on graph shows a constant rate change.

What's the answer to - 22.8=6n

Solve for x. Write both solution, separated by a comma. 6x^2-x-15=0

What does 3a+2a equal?

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.