Question

Help on 13-15 please.

Answer 1

13).
(600 ft / 5 min) x (1min / 60sec)

= (600 · 1 / 5 · 60) (ft · min / min · sec)

= 2 ft/sec
______________________________

14).
(120 yd / 2 min) x (3ft / 1yd) x (1min /60 sec)

= (120 · 3 · 1 / 2 · 1 · 60) (yd · ft · min / min · yd · sec)

= 3 ft/sec
__________________________________

15).
(60 mile /1 hour) x (5,280ft / 1mile) x (1hr / 3,600sec)

= (60 · 5,280 · 1 / 1 · 1 · 3,600) (mile · ft · hour / hour · mile · sec)

= 88 ft/sec .