the number f of miles a ship is from its destination x hours after starting a voyage is given by f (x)=80-20x. the number f of miles a submarine is from its destination x hours after leaving port is shown in the graph below. state the distance and length of time of each voyage.

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?

In priyas math class there are 10 boys and 15 girls. what is the ratio of boys to girls in priyas math class? express your answer as a decimal

How do i find the missing angle measure in a polygon