1. to convert meters per second to kilometers per hour, which of the conversion factors would be used? select all that apply. a) 1km/1,000m b) 1,000m/ 1km c)1min/60sec d)60sec/1min e)60min/1h 2. convert 2 liters to gallons. use the fact that 1gal=3.8l a) 22l=3.2gal b)22l=5.8gal c)22l=8.4gal d)22l=83.6gal 3.convert 5 inches per second to feet per minute. a)1ft/ min b)25ft/min c)60ft/min d)3,600ft/min !

(a) answer : a,d,e

(b) answer : b)22L=5.8gal

(c) answer : b)25ft/min

1.  Convert meters per second to kilometers per hour,  

1 kilometer = 1000 meters

1 meter =

1 hour = 60 minutes. it means

1 minute = 60 seconds. it means

so , and  are the conversion factors  used.

(2): Convert 22 Liters to gallons

1gal=3.8L

1 litre = gallons

22 litre =   gallons= 5.8 gallons

(3)Convert 5 inches per second to feet per minute.

We know 1 feet = 12 inches  and 1 minute = 60 seconds

1 inches per second = = 5 feet per minute

5 inches per second  = 5 * 5 = 25 feet per minute

go and ask your mom to you