So, what you would have to do is figure out how old he is not which is 30 yrs old because it is half of 60.
So, after this you would have to find a number that would go into 60 four times which is 15.
So, your answer would be 15.
HOPES THIS HELPS!!!!
Answer:
Step-by-step explanation:
Answer:
345
Step-by-step explanation:
Answer:

Step-by-step explanation:
To convert from miles per hour to miles per minute we must convert hours to minutes.
We know that in 1 hour there are 60 minutes,
Then we use the following conversion factor. 
Finally the expression will be:

Then notice that:
