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Two ants race across a table 61 cm long. one travels at 5.13 cm/s and the other at 3.99999 cm/s. when the first one crosses the finish line, how far behind is the second one? answer in units of cm
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Two ants race across a table 61 cm long. one travels at 5.13 cm/s and the other at 3.99999 cm/s. when the first one crosses the finish line, how far behind is the second one? answer in units of cm

User MaVRoSCy
by
7.2k points

1 Answer

4 votes
time = distance / speed

Ant 1 : travels at 5.13 cm/s for 61 cm
t = d / s
t = 61 / 5.13
t = 11.89 seconds

Ant 2 : travels at 3.99999 cm/s for 61 cm
t = 61 / 3.99999
t = 15.25 seconds

so Ant B is (15.25 - 11.89) = 3.36 seconds behind Ant A
User Paddotk
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8.0k points
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