The earnings of a barber vary directly as the number of customers he serves. earl serves 10 customers and earns $25.00. how much will he earn if he serves 15 customers? a. $38.50 b. $39.00 c. $36.50 d. $37.50

The midpoints of the sides of the large square are joined to form a smaller square. what is the area of the smaller square

What is the common difference for this arithmetic sequence? -6,-2,2,6,10 a.4 b.5 c.3 d.6

Astudent draws two parabolas both parabolas cross the x axis at (-4,0) and (6,0) the y intercept of the first parabolas is (0,-12). the y intercept of the second parabola is (0,-24) what is the positive difference between the a values for the two functions that describe the parabolas