Question

A worm of length 15cm is moving a 2 cm/s. An ant overtakes the worm in 5 seconds. how fast is the ant walking?

Answer 1

5 cm/s

Answer 2

(10 cm + 15 cm)/5 sec

Answer 3

could you show your work?

Answer 4

i had already shown it......

Answer 5

so you multiplied the speed the worm by the time it took the ant to overtake it, to get the 10??

Answer 6

the worm is moving 2cm/s => after 5 sec it moves 10cm
and its length is 15cm=> the ant must move 25cm in 5sec
=> it moves 25cm/5sec => 5cm/sec

Answer 7

great!!!