(and please don’t say the wrong answer just to get points) :C

Prove that 3: 8 is equivalent to 12: 32.a. use diagrams to support your answer.

What is sin 7x/4 ? i need on this urgent trig

Barney & noblet customers can choose to purchase a membership for $25 per year members receive 10% off all store purchases 1. how much would a member pay per year if he bought $50 worth of items each year? 2. write a slope-intercept equation that expresses how much a member pays per year using x to represent his purchases per year 3. how much would a member have to spend per year to pay off his membership fee?