Luc 6 gio 1 o to xuat phat tu A den B voi van toc trung binh 40km/h. Khi den B, nguoi lai xe lam nhiem vu giao nhan hang trong 30 phut roi cho xe quay tro ve A voi van to trung binh 30km/h. Tinh quang duong AB, biet rang o to ve A luc 10 gio cung ngay

Which of the following pairs of functions are inverses of each other? o a. f(x)=x72+8 and 96-9 = 7/x+2) =8 o b. f(x)= 6(x - 2)+3 and g(x) - *#2-3 o c. $4) = 5(2)-3 and 90- 4*: 73 o d. f(x) = 6)-12 and 910 – +12

Isuck at math ; ^; m a student solved this problem and said the answer is 3 feet. chase had a roll of ribbon that contained 7 7/8  feet of ribbon. he cut off one piece that was 3 5/8  feet long and another piece that was 1 1/4  feet from the roll. how much ribbon was left on the roll? is the student's answer reasonable? yes, the answer is reasonable. no, the answer is not reasonable. it should be about 2 feet. no, the answer is not reasonable. it should be about 13 feet. no, the answer is not reasonable. it should be about 4 feet.

Can you me find the missing length. i attached an image.