What data values have a frequency of 2 on the line plot?

12 and 58

12 and 78

316 and 58

12 and 316
A number line with four xs above one sixteenth, one x above three sixteenths, one x above three eighths, two xs above one half, two xs above five eighth, and one x above three fourths.

What are the coordinates of the hole in the graph of the function f(x) ? f(x)=x2−9x−3 enter your answer in the boxes.

The stairs leading from the ground to the entrance of a plane forms a right triangle with the ground. if the distance of the stairs measures 22 feet and the ground distance measures 11 feet, how high is the entrance to the plane from the ground? which diagram represents this scenario? / 22ft © 22ft 11 ft 11 ft 22 it

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)