The table shows the favorite summer activities of a random sample of 50 students at Smith High. Activity # of Students
biking 15
fishing 12
swimming 13
Based on the results from the sample, how many of the 1,020 students at Smith High can be expected to say that biking is their favorite summer activity?
a 245 students
b 306 students
c 714 students
d 775 students

Mary had at least an 80% on her test write an inequality to represent this situation

Mr. walker gave his class the function f(x) = (x + 3)(x + 5). four students made a claim about the function. each student’s claim is below. jeremiah: the y-intercept is at (15, 0). lindsay: the x-intercepts are at (–3, 0) and (5, 0). stephen: the vertex is at (–4, –1). alexis: the midpoint between the x-intercepts is at (4, 0). which student’s claim about the function is correct?

Jayda's house is located at (1, 5). she can walk in a straight line to get to cristian's house. a fast-food restaurant is located at (11, 0) and partitions the way from jayda's house to cristian's house by a ratio of 5: 1. find the coordinate of cristian's house. me . im a little stuck