How does 50 and5000 compare

What is true about the dilation

Two investors, Sachi and Nari, invest different amounts of money at the same time for an 8 year period. Sachi invests $10,000 at 6% per year and her final amount is given by the formula:

What is the center of the hyperbola whose equation is (y+3) ^2/81 - (x-6) ^2/89 = 1?

Suppose that contamination particle size (in micrometers) can be modeled as can be modeled as $$f (x) = 2x-^3 for 1 < x. Determine the mean of X. What can you conclude about the variance of X?

Kwang deposits money in an account that earns 5% simple interest. He earned $546 in interest 2 years later. How much did he deposit?

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.