Explain how to find the gcf of three numbers

Rya opened a savings account with $100. Every month after that, he deposited $50. Why is this proportional?

7 1/5 plus 5 1/4 plus 8 2/3

Mrs. brook lacks 7 years from being 5 times as old as her son. 6 years from now she will lack 3 years from being 3 times as old as her son is then

On. If Which function represents the percent concentration, y, of the final mixture? 0 Y= 0.1 (200).100 0.4% 0 0 0.1+0.4.100 200+X 0 0.1 (200) + 0.7 200 + x .100 in 200+%__.100 y = 0.1 (200) + 0.4%"

Solve: 1/3a2 - 1/a = 1/6a2 The solution is a =

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.