The teacher kept track of how long it took students to finish a test. after 80 minutes, a total of 10 students had finished the test. after 90 minutes, a total of 11 students had finished the test.
how many students finished taking the test between 30 and 40 minutes?
a. 0
b. 1
c. 2
d. 4

Gexpressions: practice question 3 of 5 jackson wants to study the popularity of his music video by tracking the number of views the video gets on his website. the expression below represents the total number of views that jackson's video receives n days after he begins tracking the nu views, where b is the rate at which the number of views changes. alb)" select the statement that would accurately describe the effect of tripling a, the initial number of views before jackson beginst the rate at which the number of views changes, b, will triple. the total number of views the video has after n days, a(b)", will not change. the total number of days since jackson begins tracking views, n, will be reduced by one-third. the total number of views the video has after n days, alb)", will triple. submit