How much is (2^2) <<1

A card is drawn at random from a standard deck of 52 cards. Find the following conditional probabilities. a) The card is a spade , given that it is black. b) The card is black , given that it is a spade.

What is the equivalent ratio to 7:5?

If x^4x^2/3=X^a what is the value of a?

Solve F (x) for the given domain. F (x) = x 2 + 3x - 2 F (-1) = -4 -6 2

Find the ratio in simplest form. 2/3 to 3/2

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.