Mrs. Lucas has a pack of 12 pens. Each pen is 135 millimeters long. If she lays them end-to-end across the floor, how many meters long will the line of pens be? Note: 1 meter = 1,000 millimeters

me

step-by-step explanation:

b. 1.25 hr

step-by-step explanation:

if you have a constant speed of 60 mph, then you have a ratio between 60 mi. to 1 hr. dividing both sides by 60 we get the ratio

1 mi. to

then mult. both sides by 75 we get the ratio

75 mi. to

simplifying we get

75 mi. to

or 1.25 hr.