A skin-care company had 1,500 people try a new acne cream. Nine people had a mild allergic reaction. What percent of the people had a mild allergic reaction? A. 0.006%
B. 0.6%
C. 166.7%
D. 0.06%

Acar started driving from city a to city b, distance between which is 620 miles, at a rate of 60 mph. two hours later a truck left city b and started moving towards city a at a rate of 40 mph. what distance from city a is the point where the truck and the car will meet?

What is the area of a triangle with vertices at (-3 3) (-3,2) and (1,2)?

Solve the system of equations using the substitution method. {y=−3x+7x=−2y−16 enter your answers in the boxes.