Posted by Kevin on Friday, November 16, 2012 at 2:10am.
8T = 7.5T + 25.
8T-7.5T = 25
T = 50 s.
d = 8*T = 8*50 = 400 m.
Related Questions
Algebra - Jan can run at 7.5 m/s. On a race track Jan is given a 25m head start...
Algebra - Jan and Carol are competing in the 500m Freestyle swimming competition...
math - jen can run at 7.5 m/s and mary at 8.0 m/s. on a race track jen is given ...
accounting - Analyze and record, in the form of T Accounts, Mr. James' ...
mayh - Price of corn was 4%/ on Jan 2009 and 7%/ on Jan 2010. By what percentage...
math - The ratio of dimes to nickels in jan's change box is 2/3. jan has 75 ...
chilcare - An Individual Family's Account Receivable date Descrip Debit ...
math - this makes no sense to me and won't to my child either. the ...
arithmetic - if today is sunday jan 9, tuesday will be jan ll, december____, ...
3 grade math - I can answer this question, but I need to explain to our child ...
For Further Reading