How many weekend days are in a year?

Aline has a slope of 1/4 and passes through point (0.4,-1/2). what is the value of the y-intercept?

Sally deposited money into a savings account paying 4% simple interest per year. the first year, she earn $75 in interest. how much interest will she earn during the following year?

Which of the following is best modeled using a linear equation y=ax+b, where a is less than 0?