I don't know how to find this answer

9

Step-by-step explanation:

First add all the fractions so I will equal 6

steps : make it so that all fractions have the same denominator so we will be adding 10/4 + 8/4 + 2/4+ 7/4 which is equal to 27/4 and if you simplify that you get 6

Then divide by 3/4 which is 9

so your answer is 9

pld mark brainliest ! :D

a. 104 miles

b. 8 days

Step-by-step explanation:

the funtion evaluated on d = 13 give 104 miles