In each of the questions below calculate the missing angle or side stated Give your answer correct to 1 decimal place (help plz)

Dylan and dusty plan to take weekly surfing lessons together. if the 2-hour lessons are $20 per person and they plan to spend $100 each on new surfboards, what is the maximum number of lessons the two can take if the total amount spent for lessons and surfboards is at most $480?

What is the equation of a line passing through the point (6,1) and parallel to the line whose equation 3x=2y+4

The pyramid below was dissected by a horizontal plane which shape describes the pyramid horizontal cross section