Answer:
1,890 minuts
Step-by-step explanation:
3 weeks = 7 days x 3 = 21 days
He rides his bike for "45 minutes to get to school and 45 minutes to get home" which is 90 minutes per day.
Therefore, in total, he rode for 21 days x 90 minutes per day = 1,890 minutes
Answer:
The other person is correct, my bad I got mixed up with the numbers
Answer:
<h2>560</h2>
Step-by-step explanation:
You must use a combination:

We have <em>n = 16</em>, <em>k = 3</em>.
Substitute:
