Whats the best way to solve angle problems

What is 5.207 as a fraction?

Baby Amelia's parents measure her height every month. H (t) models Amelia's height (in centimeters) when she was t months old. What does the statement H (30) = H (25) + 5 mean?

Emile paid $3.96 for 4 songs.

Is square root 120 a rational number

A round table top has a diameter of 2.6meters. What is it's surface area

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.