The histogram shows information about how 550 people travel to work.
404 35 30 25 Frequency density 20 15 10 תס 0 Distance (miles) 0 5 10 15 20 25 30 35 40 45 50 55 60 a) How many people travel more than 30 miles to work?
b) 205 of the 550 people travel further than Sam. Estimate how far Sam travels.
What is the ratio for the surface areas of the cones shown below, given that they are similar and that the ratio of their radii and altitudes is 2: 1? submit