a group of 20 people from the retirement community is visiting the fair today. each person is between 75 and 79 years old and will participate in either the pie eating contest or the chili cookoff. if all 20 people joined the same event, how would the shape of the histogram change compared to the original?

How do you do this geometry problem

Josh has a rewards card for a movie theater he receives 15 points for becoming a rewards card holder he earns 3.5 points for each visit to the movie theater he needs at least 55 points to earn a free movie ticket which inequality can josh use to determine x, the minimum number of visits he needs to earn his first free movie ticket.

[15 points]find the least common multiple of the expressions: 1. 3x^2, 6x - 18 2. 5x, 5x(x +2) 3. x^2 - 9, x + 3 4. x^2 - 3x - 10, x + 2 explain if possible