Answer:
28 miles per week
Step-by-step explanation:
4 per day
7 days per week
4 x 7
28 miles
Answer: Yes, He bicycled fewer in this week than last week.
Step-by-step explanation:
Let he bicycled x hours in the last week,
Then, According to the question,




Hence, He bicycled fewer in this week than last week.
If we are scaling up the surface area by a factor of 10 means that the two dimensions of area are each being increased by 10 times the original size. Therefore, the surface area is increased by a factor of 10 x 10, or by a factor of 100.