Bob sprints down a 100 metre track as fast as he can and as he arrives at the finish, a light gate cuts a timer that has been active since Bob began his sprint. It reads 12.45 seconds. calculate Bobs average speed during the sprint.
s=distance/time = 100/12.45 =8.03m/s
RW
Related Maths GCSE answers
All answers ▸An object's displacement, s metres, from a fixed point after t seconds is s=5t^3+t^2. Find expressions for the object's velocity and acceleration at time t seconds.
Expand (x+4)(x-4)=33 to give values of x
Solve x^2 + 5x -14 = 0
How do I solve fractions with unknowns in the denominators?