Find a ratio equal to 3/8 and then write a proportion

A local lake has a fish population that follows a geometric series with these properties first time equals 48 ratio equals 1/4 determine what does sun would be for the upper limit of this population after you create the sigma notation set up for it

Four less than five times a number is equal to 11

A bin in the school gymnasium holds different colored balls. A ball is picked at random and then replaced. The probability of picking a green ball is 0.5, the probability of picking a blue ball is 0.4, and the probability of picking a red ball is 0.

The parallelogram shown below has an area is 235.5 square inches and a height of 2.5 inches. What is the length of the base?

X + 5y - 10 = 0 x = 2y - 8

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.