The points A, B, C and D lie in order on a straight line. AB: BD = 1:4
AC: CD = 7:13
Work out AB : BC: CD
Give your answer in its simplest form.

Which expression is equivalent to 2^4y^3

Solve for x i'll try to attach the files bc it's not letting me for some reason

Gretchen is setting up for a banquet. she has 300 chairs and needs to distribute them evenly among t tables. how many chairs should she put at each table? write your answer as an expression.