Triangles 1 and 2 are similar. the perimeter of a triangle 1 is 65 m and the perimeter of triangle 2 is 125 m. what is the ratio of a : b? a) 13 : 25 b) 25 : 13 c) 456 : 169 d) 626 : 169

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?

Ineed to know the answer to this algebra question.

What is the x-intercept and y-intercept of the equation 2x+1. 2o