Chris rode his bike along the same route every day for 60 days. he logged that he had gone exactly 127.8 miles.
a. how many miles did he bike each day? show your work to explain how you know.
b. how many miles did he bike over the course of two weeks?

Part a) Chris completes 2.13 miles per day.

Part b) Chris complete 29.82 miles in 2 weeks.

Step-by-step explanation:

Part 1) Since Chris rode 127.8 miles for 60 days we can calculate the amount of distance that he covered in each day using the basic ratio and proportion as

Distance covered in each day =

Part 2)

Since we know that the biker completes 2.13 miles each day and in 2 weeks there are 14 days thus the distance Chris completes in 14 days equals

the answer is 2/54

step-by-step explanation:

6 adults and 9 children went.

a + c = 15

12a + 9c = 153

12(6) + 9(9) = 153

72 + 81 = 153