What should a person in a wheelchair or crutches use to avoid injury when going up or down a level in a building?

Car
Door
Ramp
Stairs

What is the 17th term in the arithmetic sequence in which a6 is 101 and a9 is 83

What are the coordinates of the image of p for a dilation with center (0, 0) and scale factor 2

Atown recently dismissed 5 employees in order to meet their new budget reductions. the town had 5 employees over 50 years of age and 19 under 50. if the dismissed employees were selected at random, what is the probability that exactly 2 employees were over 50? express your answer as a fraction or a decimal number rounded to four decimal places.