Thursday

October 2, 2014

October 2, 2014

Posted by **tyler** on Tuesday, August 21, 2012 at 9:36pm.

- physics -
**Elena**, Wednesday, August 22, 2012 at 5:21amt1=s1/v1=125/4=31.25 s.

t2= s2/v2=125/4.5=27.78 s.

t3= s3/v3=125/5.5=22.73 s.

t=31.25 +27.78+22.73=81.76

v(ave) =total distance/ time taken = 125•3/81.76=4.59 m/s

**Answer this Question**

**Related Questions**

math/physics - During a race, one runner runs at a 6 min/mi pace and another ...

math 12 - While training for a race, a runner increases her distance by 10% each...

Physics - At an instant, Runner 'A' runs at 6m/s with an acceleration of 2m/s^2...

Physics Help!!!! - A runner in a relay race runs 20m north, turns around and ...

Math - What effect will an outlier have on a confidence interval that is based ...

Math-Stat Help - In a random sample of 78 teenagers, 32 admit to texting while ...

physics - In an 8.00 race, one runner runs at a steady 11.8 and another runs at ...

physics - An object moves with constant acceleration 3.65 m/s2 and over a time ...

Math - Runner A crosses the starting line of a marathon and runs at an average ...

Calculus - Let f(x)=1x^3+2.5x+3. In this problem you will estimate f'(-3) by ...