A television station shows 3 commercials every 12 minutes. at that rate how many commercials will the station show in 60 minutes?

Step-by-step explanation:

3:12 is the ratio

x:60      12 times 5=60

multiply 3 by 5

ratio=15:60

x=15

pls mark brainliest

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.