Please answer this correctly for me and i’ll mark you as the brainliest.

Identify an equation in point slope form for the line perpendicular to y=3x+5 that passes through (4,-1)

Some boys and girls were asked if they had a pet. one third of the group were boys. there were 20 boys. 20% of the girls had a pet. boys with a pet : girls with a pet = 1 : 5 i need to know how many girls there are.

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?