Help please: Select all statements that are true about the linear equation. y = 1/2x - 2

Isee the amount was $90.00 then reduced to $75.00 , what is the percent ?

What is the order of these fractions from least to greatest 2/3 7/10 5/8 65/100

The graph below shows the height of a projectile t seconds after it is launched. if acceleration due to gravity is -16 ft/s2, which equation models the height of the projectile correctly?