Which is greater 80% or 7/8

How the heck you solve this 38=k/50

There are 4 red and 6 green marbles in a jar. What is the probability of drawing two green marbles, with replacement? 2/5 9/25 3/5 4/25

Alan found 444 marbles to add to the 555 marbles in his collection. Then, he went to the store and tripled the number of marbles he had.

What are all the possible rational zeros for f (x) = 22x^3 - 4x^2 - 10x + 2?

How much change they going give for 5 dollar

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.