Ms. Rey kept track of the distance she swam in each workout last month. In the line plot each x represents 1 workout

At store a, erasers are sold individually. the cost y of x erasers is represented by the equation y=0.75x. the costs of erasers at store b are shown in the graph.

An archaeologist in turkey discovers a spear head that contains 53% of its original amount of c-14. find the age of the spear head to the nearest year. (5250 isn’t right)

The population in a city is modeled by the equation p(d)= 100,000*(1+0.3) where d is the number of decades since 1970