Seconds	M.P.H.		Seconds	M.P.H.		Seconds	M.P.H.		Seconds	M.P.H.
:59.5	151.261		:57.1	157.618		:54.7	164.534		:52.3	172.084
:59.4	151.515		:57.0	157.895		:54.6	164.835		:52.2	172.414
:59.3	151.771		:56.9	158.172		:54.5	165.138		:52.1	172.745
:59.2	152.027		:56.8	158.451		:54.4	165.441		:52.0	173.077
:59.1	152.284		:56.7	158.730		:54.3	165.746		:51.9	173.410
:59.0	152.542		:56.6	159.011		:54.2	166.052		:51.8	173.745
:58.9	152.801		:56.5	159.292		:54.1	166.359		:51.7	174.081
:58.8	153.061		:56.4	159.574		:54.0	166.667		:51.6	174.419
:58.7	153.322		:56.3	159.858		:53.9	166.976		:51.5	174.757
:58.6	153.584		:56.2	160.142		:53.8	167.286		:51.4	175.079
:58.5	153.846		:56.1	160.428		:53.7	167.598		:51.3	175.439
:58.4	154.110		:56.0	160.714		:53.6	167.910		:51.2	175.781
:58.3	154.374		:55.9	161.002		:53.5	168.224		:51.1	176.125
:58.2	154.639		:55.8	161.290		:53.4	168.539		:51.0	176.471
:58.1	154.995		:55.7	161.580		:53.3	168.856		:50.9	176.817
:58.0	155.172		:55.6	161.871		:53.2	169.173		:50.8	177.165
:57.9	155.440		:55.5	162.162		:53.1	169.492		:50.7	177.515
:57.8	155.709		:55.4	162.455		:53.0	169.811		:50.6	177.866
:57.7	155.979		:55.3	162.749		:52.9	170.132		:50.5	178.218
:57.6	156.250		:55.2	163.043		:52.8	170.455		:50.4	178.571
:57.5	156.522		:55.1	163.339		:52.7	170.778		:50.3	178.926
:57.4	156.794		:55.0	163.636		:52.6	171.103		:50.2	179.283
:57.3	157.068		:54.9	163.934		:52.5	171.429		:50.1	179.641
:57.2	157.343		:54.8	164.234		:52.4	171.756		:50.0	180.000

How to use chart:
Time how long it takes a Stock Car to complete one lap of the 2 1/2 mile Indy Speedway. Find that time on the chart and look to the right for the speed.