Question

6. An ant travels at a constant rate of 30 cm every 2 minutes.-

a. At what pace does the ant travel per centimeter?
b. At what speed does the ant travel per minute?
(From Unit 2, Lesson 18.)

Answer 1

A:

4 seconds per centimer:

30cms 15 cms

---------------- -------------

2 minutes 1 minute

1 minute= 60 seconds

15 cms 1cm

----------------- = ----------------

60 seconds 4seconds

B: 15 cms per minute

30cms/2minutes

(divide by 2 to get speed for one minute)

15cm/1 minute