Find the probability of each compound event

Solve 9 2/15 - 7 2/5

All rectangles are quadrilaterals. TrueFalse

Simplify. (4x6z3) 3 a. 12x18z9 b. 64x18z9 c. 48x18z9 d. 64x9z8 Simplify. (x7) 6 a. x13 b. x c. x 42 d. x42

2y+5y-3yTo the second power

Dividing fractions 3/4:1/12

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.